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Finding the Fourth Proportional to 247,701.52, 341,826.60 and 134,523.28

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Solution

The fourth proportional to 247,701.52, 341,826.60 and 134,523.28 is: 185,641.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,701.52 : 341,826.60 = 134,523.28 : x
  2. Step 2: Convert to fraction form
    247,701.52/341,826.60 = 134,523.28/x
  3. Step 3: Cross multiply
    247,701.52x = 341,826.60 × 134,523.28
  4. Step 4: Simplify right side
    247,701.52x = 45,983,635,423.25
  5. Step 5: Solve for x
    x = 45,983,635,423.25/247,701.52
  6. Step 6: Final answer
    x = 185,641.31

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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.