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Finding the Fourth Proportional to 247,672.17, 341,789.49 and 134,494.92

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Solution

The fourth proportional to 247,672.17, 341,789.49 and 134,494.92 is: 185,604.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,672.17 : 341,789.49 = 134,494.92 : x
  2. Step 2: Convert to fraction form
    247,672.17/341,789.49 = 134,494.92/x
  3. Step 3: Cross multiply
    247,672.17x = 341,789.49 × 134,494.92
  4. Step 4: Simplify right side
    247,672.17x = 45,968,950,114.39
  5. Step 5: Solve for x
    x = 45,968,950,114.39/247,672.17
  6. Step 6: Final answer
    x = 185,604.02

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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.