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Finding the Fourth Proportional to 52,073.60, 78,114.03 and 25,771.28

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Solution

The fourth proportional to 52,073.60, 78,114.03 and 25,771.28 is: 38,658.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,073.60 : 78,114.03 = 25,771.28 : x
  2. Step 2: Convert to fraction form
    52,073.60/78,114.03 = 25,771.28/x
  3. Step 3: Cross multiply
    52,073.60x = 78,114.03 × 25,771.28
  4. Step 4: Simplify right side
    52,073.60x = 2,013,098,148.49
  5. Step 5: Solve for x
    x = 2,013,098,148.49/52,073.60
  6. Step 6: Final answer
    x = 38,658.71

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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.