Home / 372,550.14-558,908.52-135,892.80

Finding the Fourth Proportional to 372,550.14, 558,908.52 and 135,892.80

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Solution

The fourth proportional to 372,550.14, 558,908.52 and 135,892.80 is: 203,869.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,550.14 : 558,908.52 = 135,892.80 : x
  2. Step 2: Convert to fraction form
    372,550.14/558,908.52 = 135,892.80/x
  3. Step 3: Cross multiply
    372,550.14x = 558,908.52 × 135,892.80
  4. Step 4: Simplify right side
    372,550.14x = 75,951,643,726.66
  5. Step 5: Solve for x
    x = 75,951,643,726.66/372,550.14
  6. Step 6: Final answer
    x = 203,869.59

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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.