Home / 87,834.44-131,751.84-41,120.12

Finding the Fourth Proportional to 87,834.44, 131,751.84 and 41,120.12

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Solution

The fourth proportional to 87,834.44, 131,751.84 and 41,120.12 is: 61,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,834.44 : 131,751.84 = 41,120.12 : x
  2. Step 2: Convert to fraction form
    87,834.44/131,751.84 = 41,120.12/x
  3. Step 3: Cross multiply
    87,834.44x = 131,751.84 × 41,120.12
  4. Step 4: Simplify right side
    87,834.44x = 5,417,651,471.02
  5. Step 5: Solve for x
    x = 5,417,651,471.02/87,834.44
  6. Step 6: Final answer
    x = 61,680.26

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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.