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Finding the Fourth Proportional to 63,265.38, 87,308.04 and 34,972.89

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Solution

The fourth proportional to 63,265.38, 87,308.04 and 34,972.89 is: 48,263.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,265.38 : 87,308.04 = 34,972.89 : x
  2. Step 2: Convert to fraction form
    63,265.38/87,308.04 = 34,972.89/x
  3. Step 3: Cross multiply
    63,265.38x = 87,308.04 × 34,972.89
  4. Step 4: Simplify right side
    63,265.38x = 3,053,414,479.04
  5. Step 5: Solve for x
    x = 3,053,414,479.04/63,265.38
  6. Step 6: Final answer
    x = 48,263.59

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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.