Finding the Fourth Proportional to 88,117.50, 132,132.84 and 31,949.18
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Solution
The fourth proportional to 88,117.50, 132,132.84 and 31,949.18 is: 47,908.03
Step by Step Solution
- Step 1: Write the proportion equation
88,117.50 : 132,132.84 = 31,949.18 : x - Step 2: Convert to fraction form
88,117.50/132,132.84 = 31,949.18/x - Step 3: Cross multiply
88,117.50x = 132,132.84 × 31,949.18 - Step 4: Simplify right side
88,117.50x = 4,221,535,889.07 - Step 5: Solve for x
x = 4,221,535,889.07/88,117.50 - Step 6: Final answer
x = 47,908.03
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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.