Home / 87,819.87-131,754.47-35,266.26

Finding the Fourth Proportional to 87,819.87, 131,754.47 and 35,266.26

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Solution

The fourth proportional to 87,819.87, 131,754.47 and 35,266.26 is: 52,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,819.87 : 131,754.47 = 35,266.26 : x
  2. Step 2: Convert to fraction form
    87,819.87/131,754.47 = 35,266.26/x
  3. Step 3: Cross multiply
    87,819.87x = 131,754.47 × 35,266.26
  4. Step 4: Simplify right side
    87,819.87x = 4,646,487,395.18
  5. Step 5: Solve for x
    x = 4,646,487,395.18/87,819.87
  6. Step 6: Final answer
    x = 52,909.29

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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.