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Finding the Fourth Proportional to 247,729.92, 341,867.84 and 134,550.24

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Solution

The fourth proportional to 247,729.92, 341,867.84 and 134,550.24 is: 185,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,729.92 : 341,867.84 = 134,550.24 : x
  2. Step 2: Convert to fraction form
    247,729.92/341,867.84 = 134,550.24/x
  3. Step 3: Cross multiply
    247,729.92x = 341,867.84 × 134,550.24
  4. Step 4: Simplify right side
    247,729.92x = 45,998,399,920.28
  5. Step 5: Solve for x
    x = 45,998,399,920.28/247,729.92
  6. Step 6: Final answer
    x = 185,679.63

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1.5x scale

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.