Home / 71,342.58-107,177.96-50,331.04

Finding the Fourth Proportional to 71,342.58, 107,177.96 and 50,331.04

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Solution

The fourth proportional to 71,342.58, 107,177.96 and 50,331.04 is: 75,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,342.58 : 107,177.96 = 50,331.04 : x
  2. Step 2: Convert to fraction form
    71,342.58/107,177.96 = 50,331.04/x
  3. Step 3: Cross multiply
    71,342.58x = 107,177.96 × 50,331.04
  4. Step 4: Simplify right side
    71,342.58x = 5,394,378,191.88
  5. Step 5: Solve for x
    x = 5,394,378,191.88/71,342.58
  6. Step 6: Final answer
    x = 75,612.32

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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.