Home / 87,298.64-131,013.24-33,998.96

Finding the Fourth Proportional to 87,298.64, 131,013.24 and 33,998.96

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Solution

The fourth proportional to 87,298.64, 131,013.24 and 33,998.96 is: 51,023.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,298.64 : 131,013.24 = 33,998.96 : x
  2. Step 2: Convert to fraction form
    87,298.64/131,013.24 = 33,998.96/x
  3. Step 3: Cross multiply
    87,298.64x = 131,013.24 × 33,998.96
  4. Step 4: Simplify right side
    87,298.64x = 4,454,313,906.23
  5. Step 5: Solve for x
    x = 4,454,313,906.23/87,298.64
  6. Step 6: Final answer
    x = 51,023.86

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1.5x scale

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.