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Finding the Fourth Proportional to 71,791.27, 107,736.18 and 25,044.15

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Solution

The fourth proportional to 71,791.27, 107,736.18 and 25,044.15 is: 37,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,791.27 : 107,736.18 = 25,044.15 : x
  2. Step 2: Convert to fraction form
    71,791.27/107,736.18 = 25,044.15/x
  3. Step 3: Cross multiply
    71,791.27x = 107,736.18 × 25,044.15
  4. Step 4: Simplify right side
    71,791.27x = 2,698,161,052.35
  5. Step 5: Solve for x
    x = 2,698,161,052.35/71,791.27
  6. Step 6: Final answer
    x = 37,583.41

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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.