Home / 135,839.29-203,789.16-44,658.82

Finding the Fourth Proportional to 135,839.29, 203,789.16 and 44,658.82

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Solution

The fourth proportional to 135,839.29, 203,789.16 and 44,658.82 is: 66,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,839.29 : 203,789.16 = 44,658.82 : x
  2. Step 2: Convert to fraction form
    135,839.29/203,789.16 = 44,658.82/x
  3. Step 3: Cross multiply
    135,839.29x = 203,789.16 × 44,658.82
  4. Step 4: Simplify right side
    135,839.29x = 9,100,983,414.39
  5. Step 5: Solve for x
    x = 9,100,983,414.39/135,839.29
  6. Step 6: Final answer
    x = 66,998.17

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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.