Home / 247,062.11-340,936.55-133,882.43

Finding the Fourth Proportional to 247,062.11, 340,936.55 and 133,882.43

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Solution

The fourth proportional to 247,062.11, 340,936.55 and 133,882.43 is: 184,752.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,062.11 : 340,936.55 = 133,882.43 : x
  2. Step 2: Convert to fraction form
    247,062.11/340,936.55 = 133,882.43/x
  3. Step 3: Cross multiply
    247,062.11x = 340,936.55 × 133,882.43
  4. Step 4: Simplify right side
    247,062.11x = 45,645,413,789.82
  5. Step 5: Solve for x
    x = 45,645,413,789.82/247,062.11
  6. Step 6: Final answer
    x = 184,752.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.