Home / 63,463.20-95,079.60-51,712.80

Finding the Fourth Proportional to 63,463.20, 95,079.60 and 51,712.80

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Solution

The fourth proportional to 63,463.20, 95,079.60 and 51,712.80 is: 77,475.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,463.20 : 95,079.60 = 51,712.80 : x
  2. Step 2: Convert to fraction form
    63,463.20/95,079.60 = 51,712.80/x
  3. Step 3: Cross multiply
    63,463.20x = 95,079.60 × 51,712.80
  4. Step 4: Simplify right side
    63,463.20x = 4,916,832,338.88
  5. Step 5: Solve for x
    x = 4,916,832,338.88/63,463.20
  6. Step 6: Final answer
    x = 77,475.33

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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.