Liquidity ratios show whether a household or business can cover short-term obligations. They are especially useful before a loan application, acquisition, seasonal inventory build, or period of slower cash collections.
Formula and method
Current ratio equals current assets divided by current liabilities. Quick ratio equals cash plus accounts receivable divided by current liabilities. Cash ratio equals cash divided by current liabilities.
Each ratio gets stricter. The current ratio includes inventory and prepaids, the quick ratio excludes less liquid assets, and the cash ratio asks what can be paid immediately.
Worked example
If a business has $315,000 of current assets and $180,000 of current liabilities, the current ratio is 1.75. If cash plus receivables are $205,000, the quick ratio is 1.14. If cash is $85,000, the cash ratio is 0.47.
The same business can look healthy on current ratio and still need discipline if inventory is hard to liquidate.
What lenders look for
Lenders want enough liquidity to survive timing gaps: receivables collected late, inventory converted slowly, payroll due before invoices are paid, or a seasonal dip in demand.
Industry context matters. Retail and distribution can operate with lower quick ratios because inventory turns quickly, while services and SaaS should usually show stronger quick ratios.
How to improve liquidity
Collect receivables faster, reduce obsolete inventory, extend supplier terms carefully, retain more cash, and avoid using short-term credit to fund long-term assets.
For acquisition diligence, compare monthly liquidity ratios rather than a single balance sheet date. Sellers can temporarily clean up working capital before sharing financials.
Also review the quality of each current asset. A large receivable from a slow-paying customer or inventory that needs discounting is less liquid than the balance sheet suggests.
Quality of liquidity matters as much as the headline ratio.