Home / 372,083.27-558,122.82-135,425.94

Finding the Fourth Proportional to 372,083.27, 558,122.82 and 135,425.94

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Solution

The fourth proportional to 372,083.27, 558,122.82 and 135,425.94 is: 203,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,083.27 : 558,122.82 = 135,425.94 : x
  2. Step 2: Convert to fraction form
    372,083.27/558,122.82 = 135,425.94/x
  3. Step 3: Cross multiply
    372,083.27x = 558,122.82 × 135,425.94
  4. Step 4: Simplify right side
    372,083.27x = 75,584,304,933.14
  5. Step 5: Solve for x
    x = 75,584,304,933.14/372,083.27
  6. Step 6: Final answer
    x = 203,138.15

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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.