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Finding the Fourth Proportional to 63,867.72, 95,801.56 and 19,494.68

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Solution

The fourth proportional to 63,867.72, 95,801.56 and 19,494.68 is: 29,242.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,867.72 : 95,801.56 = 19,494.68 : x
  2. Step 2: Convert to fraction form
    63,867.72/95,801.56 = 19,494.68/x
  3. Step 3: Cross multiply
    63,867.72x = 95,801.56 × 19,494.68
  4. Step 4: Simplify right side
    63,867.72x = 1,867,620,755.70
  5. Step 5: Solve for x
    x = 1,867,620,755.70/63,867.72
  6. Step 6: Final answer
    x = 29,242.01

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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.