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Finding the Fourth Proportional to 250,198.76, 375,495.38 and 92,472.32

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Solution

The fourth proportional to 250,198.76, 375,495.38 and 92,472.32 is: 138,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,198.76 : 375,495.38 = 92,472.32 : x
  2. Step 2: Convert to fraction form
    250,198.76/375,495.38 = 92,472.32/x
  3. Step 3: Cross multiply
    250,198.76x = 375,495.38 × 92,472.32
  4. Step 4: Simplify right side
    250,198.76x = 34,722,929,761.03
  5. Step 5: Solve for x
    x = 34,722,929,761.03/250,198.76
  6. Step 6: Final answer
    x = 138,781.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.