Home / 361,286.28-541,634.04-136,519.38

Finding the Fourth Proportional to 361,286.28, 541,634.04 and 136,519.38

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Solution

The fourth proportional to 361,286.28, 541,634.04 and 136,519.38 is: 204,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,286.28 : 541,634.04 = 136,519.38 : x
  2. Step 2: Convert to fraction form
    361,286.28/541,634.04 = 136,519.38/x
  3. Step 3: Cross multiply
    361,286.28x = 541,634.04 × 136,519.38
  4. Step 4: Simplify right side
    361,286.28x = 73,943,543,327.70
  5. Step 5: Solve for x
    x = 73,943,543,327.70/361,286.28
  6. Step 6: Final answer
    x = 204,667.45

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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.