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Finding the Fourth Proportional to 83,843.26, 125,727.98 and 44,391.14

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Solution

The fourth proportional to 83,843.26, 125,727.98 and 44,391.14 is: 66,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,843.26 : 125,727.98 = 44,391.14 : x
  2. Step 2: Convert to fraction form
    83,843.26/125,727.98 = 44,391.14/x
  3. Step 3: Cross multiply
    83,843.26x = 125,727.98 × 44,391.14
  4. Step 4: Simplify right side
    83,843.26x = 5,581,208,939.90
  5. Step 5: Solve for x
    x = 5,581,208,939.90/83,843.26
  6. Step 6: Final answer
    x = 66,567.18

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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.