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Finding the Fourth Proportional to 63,854.38, 95,759.92 and 21,723.18

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Solution

The fourth proportional to 63,854.38, 95,759.92 and 21,723.18 is: 32,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,854.38 : 95,759.92 = 21,723.18 : x
  2. Step 2: Convert to fraction form
    63,854.38/95,759.92 = 21,723.18/x
  3. Step 3: Cross multiply
    63,854.38x = 95,759.92 × 21,723.18
  4. Step 4: Simplify right side
    63,854.38x = 2,080,209,978.95
  5. Step 5: Solve for x
    x = 2,080,209,978.95/63,854.38
  6. Step 6: Final answer
    x = 32,577.40

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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.