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Finding the Fourth Proportional to 168,254.44, 232,182.92 and 100,269.86

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Solution

The fourth proportional to 168,254.44, 232,182.92 and 100,269.86 is: 138,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,254.44 : 232,182.92 = 100,269.86 : x
  2. Step 2: Convert to fraction form
    168,254.44/232,182.92 = 100,269.86/x
  3. Step 3: Cross multiply
    168,254.44x = 232,182.92 × 100,269.86
  4. Step 4: Simplify right side
    168,254.44x = 23,280,947,972.55
  5. Step 5: Solve for x
    x = 23,280,947,972.55/168,254.44
  6. Step 6: Final answer
    x = 138,367.51

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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.