Finding the Fourth Proportional to 83,891.97, 125,602.50 and 62,929.56
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Solution
The fourth proportional to 83,891.97, 125,602.50 and 62,929.56 is: 94,217.72
Step by Step Solution
- Step 1: Write the proportion equation
83,891.97 : 125,602.50 = 62,929.56 : x - Step 2: Convert to fraction form
83,891.97/125,602.50 = 62,929.56/x - Step 3: Cross multiply
83,891.97x = 125,602.50 × 62,929.56 - Step 4: Simplify right side
83,891.97x = 7,904,110,059.90 - Step 5: Solve for x
x = 7,904,110,059.90/83,891.97 - Step 6: Final answer
x = 94,217.72
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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.