Finding the Fourth Proportional to 203,082.30, 304,407.45 and 97,832.70
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Solution
The fourth proportional to 203,082.30, 304,407.45 and 97,832.70 is: 146,644.99
Step by Step Solution
- Step 1: Write the proportion equation
203,082.30 : 304,407.45 = 97,832.70 : x - Step 2: Convert to fraction form
203,082.30/304,407.45 = 97,832.70/x - Step 3: Cross multiply
203,082.30x = 304,407.45 × 97,832.70 - Step 4: Simplify right side
203,082.30x = 29,781,002,733.62 - Step 5: Solve for x
x = 29,781,002,733.62/203,082.30 - Step 6: Final answer
x = 146,644.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.