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Finding the Fourth Proportional to 62,704.32, 86,531.88 and 35,847.42

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Solution

The fourth proportional to 62,704.32, 86,531.88 and 35,847.42 is: 49,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,704.32 : 86,531.88 = 35,847.42 : x
  2. Step 2: Convert to fraction form
    62,704.32/86,531.88 = 35,847.42/x
  3. Step 3: Cross multiply
    62,704.32x = 86,531.88 × 35,847.42
  4. Step 4: Simplify right side
    62,704.32x = 3,101,944,645.75
  5. Step 5: Solve for x
    x = 3,101,944,645.75/62,704.32
  6. Step 6: Final answer
    x = 49,469.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.