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Finding the Fourth Proportional to 63,865.50, 95,883.03 and 54,565.26

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Solution

The fourth proportional to 63,865.50, 95,883.03 and 54,565.26 is: 81,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,865.50 : 95,883.03 = 54,565.26 : x
  2. Step 2: Convert to fraction form
    63,865.50/95,883.03 = 54,565.26/x
  3. Step 3: Cross multiply
    63,865.50x = 95,883.03 × 54,565.26
  4. Step 4: Simplify right side
    63,865.50x = 5,231,882,461.54
  5. Step 5: Solve for x
    x = 5,231,882,461.54/63,865.50
  6. Step 6: Final answer
    x = 81,920.32

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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.