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Finding the Fourth Proportional to 95,005.70, 142,414.55 and 44,997.90

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Solution

The fourth proportional to 95,005.70, 142,414.55 and 44,997.90 is: 67,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,005.70 : 142,414.55 = 44,997.90 : x
  2. Step 2: Convert to fraction form
    95,005.70/142,414.55 = 44,997.90/x
  3. Step 3: Cross multiply
    95,005.70x = 142,414.55 × 44,997.90
  4. Step 4: Simplify right side
    95,005.70x = 6,408,355,679.45
  5. Step 5: Solve for x
    x = 6,408,355,679.45/95,005.70
  6. Step 6: Final answer
    x = 67,452.33

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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.