Finding the Fourth Proportional to 237,398.30, 327,613.56 and 129,966.56
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Solution
The fourth proportional to 237,398.30, 327,613.56 and 129,966.56 is: 179,355.99
Step by Step Solution
- Step 1: Write the proportion equation
237,398.30 : 327,613.56 = 129,966.56 : x - Step 2: Convert to fraction form
237,398.30/327,613.56 = 129,966.56/x - Step 3: Cross multiply
237,398.30x = 327,613.56 × 129,966.56 - Step 4: Simplify right side
237,398.30x = 42,578,807,402.55 - Step 5: Solve for x
x = 42,578,807,402.55/237,398.30 - Step 6: Final answer
x = 179,355.99
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1.5x scale
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.