Home / 87,600.63-131,400.93-50,134.56

Finding the Fourth Proportional to 87,600.63, 131,400.93 and 50,134.56

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Solution

The fourth proportional to 87,600.63, 131,400.93 and 50,134.56 is: 75,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,600.63 : 131,400.93 = 50,134.56 : x
  2. Step 2: Convert to fraction form
    87,600.63/131,400.93 = 50,134.56/x
  3. Step 3: Cross multiply
    87,600.63x = 131,400.93 × 50,134.56
  4. Step 4: Simplify right side
    87,600.63x = 6,587,727,809.14
  5. Step 5: Solve for x
    x = 6,587,727,809.14/87,600.63
  6. Step 6: Final answer
    x = 75,201.83

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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.