Home / 87,768.08-131,546.79-50,353.97

Finding the Fourth Proportional to 87,768.08, 131,546.79 and 50,353.97

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Solution

The fourth proportional to 87,768.08, 131,546.79 and 50,353.97 is: 75,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,768.08 : 131,546.79 = 50,353.97 : x
  2. Step 2: Convert to fraction form
    87,768.08/131,546.79 = 50,353.97/x
  3. Step 3: Cross multiply
    87,768.08x = 131,546.79 × 50,353.97
  4. Step 4: Simplify right side
    87,768.08x = 6,623,903,446.12
  5. Step 5: Solve for x
    x = 6,623,903,446.12/87,768.08
  6. Step 6: Final answer
    x = 75,470.53

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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.