Home / 372,550.25-558,908.67-135,892.92

Finding the Fourth Proportional to 372,550.25, 558,908.67 and 135,892.92

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Solution

The fourth proportional to 372,550.25, 558,908.67 and 135,892.92 is: 203,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,550.25 : 558,908.67 = 135,892.92 : x
  2. Step 2: Convert to fraction form
    372,550.25/558,908.67 = 135,892.92/x
  3. Step 3: Cross multiply
    372,550.25x = 558,908.67 × 135,892.92
  4. Step 4: Simplify right side
    372,550.25x = 75,951,731,179.62
  5. Step 5: Solve for x
    x = 75,951,731,179.62/372,550.25
  6. Step 6: Final answer
    x = 203,869.76

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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.