Finding the Fourth Proportional to 237,363.31, 327,565.22 and 129,931.49
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Solution
The fourth proportional to 237,363.31, 327,565.22 and 129,931.49 is: 179,307.56
Step by Step Solution
- Step 1: Write the proportion equation
237,363.31 : 327,565.22 = 129,931.49 : x - Step 2: Convert to fraction form
237,363.31/327,565.22 = 129,931.49/x - Step 3: Cross multiply
237,363.31x = 327,565.22 × 129,931.49 - Step 4: Simplify right side
237,363.31x = 42,561,037,276.03 - Step 5: Solve for x
x = 42,561,037,276.03/237,363.31 - Step 6: Final answer
x = 179,307.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.