Home / 87,727.20-131,517.04-35,108

Finding the Fourth Proportional to 87,727.20, 131,517.04 and 35,108

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Solution

The fourth proportional to 87,727.20, 131,517.04 and 35,108 is: 52,632.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,727.20 : 131,517.04 = 35,108 : x
  2. Step 2: Convert to fraction form
    87,727.20/131,517.04 = 35,108/x
  3. Step 3: Cross multiply
    87,727.20x = 131,517.04 × 35,108
  4. Step 4: Simplify right side
    87,727.20x = 4,617,300,240.32
  5. Step 5: Solve for x
    x = 4,617,300,240.32/87,727.20
  6. Step 6: Final answer
    x = 52,632.48

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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.