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Finding the Fourth Proportional to 63,863.73, 88,134.68 and 35,569.40

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Solution

The fourth proportional to 63,863.73, 88,134.68 and 35,569.40 is: 49,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,863.73 : 88,134.68 = 35,569.40 : x
  2. Step 2: Convert to fraction form
    63,863.73/88,134.68 = 35,569.40/x
  3. Step 3: Cross multiply
    63,863.73x = 88,134.68 × 35,569.40
  4. Step 4: Simplify right side
    63,863.73x = 3,134,897,335.04
  5. Step 5: Solve for x
    x = 3,134,897,335.04/63,863.73
  6. Step 6: Final answer
    x = 49,087.29

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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.