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Finding the Fourth Proportional to 69,044.46, 95,284.80 and 38,839.29

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Solution

The fourth proportional to 69,044.46, 95,284.80 and 38,839.29 is: 53,600.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,044.46 : 95,284.80 = 38,839.29 : x
  2. Step 2: Convert to fraction form
    69,044.46/95,284.80 = 38,839.29/x
  3. Step 3: Cross multiply
    69,044.46x = 95,284.80 × 38,839.29
  4. Step 4: Simplify right side
    69,044.46x = 3,700,793,979.79
  5. Step 5: Solve for x
    x = 3,700,793,979.79/69,044.46
  6. Step 6: Final answer
    x = 53,600.16

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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.