Home / 87,652.12-131,404.37-35,032.90

Finding the Fourth Proportional to 87,652.12, 131,404.37 and 35,032.90

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Solution

The fourth proportional to 87,652.12, 131,404.37 and 35,032.90 is: 52,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,652.12 : 131,404.37 = 35,032.90 : x
  2. Step 2: Convert to fraction form
    87,652.12/131,404.37 = 35,032.90/x
  3. Step 3: Cross multiply
    87,652.12x = 131,404.37 × 35,032.90
  4. Step 4: Simplify right side
    87,652.12x = 4,603,475,650.10
  5. Step 5: Solve for x
    x = 4,603,475,650.10/87,652.12
  6. Step 6: Final answer
    x = 52,519.85

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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.