Home / 87,819.37-131,753.72-35,265.76

Finding the Fourth Proportional to 87,819.37, 131,753.72 and 35,265.76

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Solution

The fourth proportional to 87,819.37, 131,753.72 and 35,265.76 is: 52,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,819.37 : 131,753.72 = 35,265.76 : x
  2. Step 2: Convert to fraction form
    87,819.37/131,753.72 = 35,265.76/x
  3. Step 3: Cross multiply
    87,819.37x = 131,753.72 × 35,265.76
  4. Step 4: Simplify right side
    87,819.37x = 4,646,395,068.63
  5. Step 5: Solve for x
    x = 4,646,395,068.63/87,819.37
  6. Step 6: Final answer
    x = 52,908.54

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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.