Finding the Fourth Proportional to 237,397.74, 327,612.99 and 129,966.06
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Solution
The fourth proportional to 237,397.74, 327,612.99 and 129,966.06 is: 179,355.41
Step by Step Solution
- Step 1: Write the proportion equation
237,397.74 : 327,612.99 = 129,966.06 : x - Step 2: Convert to fraction form
237,397.74/327,612.99 = 129,966.06/x - Step 3: Cross multiply
237,397.74x = 327,612.99 × 129,966.06 - Step 4: Simplify right side
237,397.74x = 42,578,569,515.12 - Step 5: Solve for x
x = 42,578,569,515.12/237,397.74 - Step 6: Final answer
x = 179,355.41
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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.