Home / 63,781.20-95,619.96-22,257.36

Finding the Fourth Proportional to 63,781.20, 95,619.96 and 22,257.36

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Solution

The fourth proportional to 63,781.20, 95,619.96 and 22,257.36 is: 33,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,781.20 : 95,619.96 = 22,257.36 : x
  2. Step 2: Convert to fraction form
    63,781.20/95,619.96 = 22,257.36/x
  3. Step 3: Cross multiply
    63,781.20x = 95,619.96 × 22,257.36
  4. Step 4: Simplify right side
    63,781.20x = 2,128,247,872.91
  5. Step 5: Solve for x
    x = 2,128,247,872.91/63,781.20
  6. Step 6: Final answer
    x = 33,367.95

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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.