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Finding the Fourth Proportional to 71,592.52, 107,287.22 and 52,724.58

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Solution

The fourth proportional to 71,592.52, 107,287.22 and 52,724.58 is: 79,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,592.52 : 107,287.22 = 52,724.58 : x
  2. Step 2: Convert to fraction form
    71,592.52/107,287.22 = 52,724.58/x
  3. Step 3: Cross multiply
    71,592.52x = 107,287.22 × 52,724.58
  4. Step 4: Simplify right side
    71,592.52x = 5,656,673,745.68
  5. Step 5: Solve for x
    x = 5,656,673,745.68/71,592.52
  6. Step 6: Final answer
    x = 79,012.08

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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.