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Finding the Fourth Proportional to 63,793.98, 95,687.73 and 19,419.75

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Solution

The fourth proportional to 63,793.98, 95,687.73 and 19,419.75 is: 29,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,793.98 : 95,687.73 = 19,419.75 : x
  2. Step 2: Convert to fraction form
    63,793.98/95,687.73 = 19,419.75/x
  3. Step 3: Cross multiply
    63,793.98x = 95,687.73 × 19,419.75
  4. Step 4: Simplify right side
    63,793.98x = 1,858,231,794.67
  5. Step 5: Solve for x
    x = 1,858,231,794.67/63,793.98
  6. Step 6: Final answer
    x = 29,128.64

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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.