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Finding the Fourth Proportional to 63,119.73, 94,805.70 and 39,469.35

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Solution

The fourth proportional to 63,119.73, 94,805.70 and 39,469.35 is: 59,282.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,119.73 : 94,805.70 = 39,469.35 : x
  2. Step 2: Convert to fraction form
    63,119.73/94,805.70 = 39,469.35/x
  3. Step 3: Cross multiply
    63,119.73x = 94,805.70 × 39,469.35
  4. Step 4: Simplify right side
    63,119.73x = 3,741,919,355.30
  5. Step 5: Solve for x
    x = 3,741,919,355.30/63,119.73
  6. Step 6: Final answer
    x = 59,282.88

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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.