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Finding the Fourth Proportional to 63,747.54, 95,620.53 and 28,662.42

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Solution

The fourth proportional to 63,747.54, 95,620.53 and 28,662.42 is: 42,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,747.54 : 95,620.53 = 28,662.42 : x
  2. Step 2: Convert to fraction form
    63,747.54/95,620.53 = 28,662.42/x
  3. Step 3: Cross multiply
    63,747.54x = 95,620.53 × 28,662.42
  4. Step 4: Simplify right side
    63,747.54x = 2,740,715,791.48
  5. Step 5: Solve for x
    x = 2,740,715,791.48/63,747.54
  6. Step 6: Final answer
    x = 42,993.28

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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.