Finding the Fourth Proportional to 272,365.92, 375,761.55 and 168,952.14
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Solution
The fourth proportional to 272,365.92, 375,761.55 and 168,952.14 is: 233,089.80
Step by Step Solution
- Step 1: Write the proportion equation
272,365.92 : 375,761.55 = 168,952.14 : x - Step 2: Convert to fraction form
272,365.92/375,761.55 = 168,952.14/x - Step 3: Cross multiply
272,365.92x = 375,761.55 × 168,952.14 - Step 4: Simplify right side
272,365.92x = 63,485,718,002.22 - Step 5: Solve for x
x = 63,485,718,002.22/272,365.92 - Step 6: Final answer
x = 233,089.80
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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.