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Finding the Fourth Proportional to 267,053.70, 400,062.15 and 148,512.90

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Solution

The fourth proportional to 267,053.70, 400,062.15 and 148,512.90 is: 222,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,053.70 : 400,062.15 = 148,512.90 : x
  2. Step 2: Convert to fraction form
    267,053.70/400,062.15 = 148,512.90/x
  3. Step 3: Cross multiply
    267,053.70x = 400,062.15 × 148,512.90
  4. Step 4: Simplify right side
    267,053.70x = 59,414,390,076.74
  5. Step 5: Solve for x
    x = 59,414,390,076.74/267,053.70
  6. Step 6: Final answer
    x = 222,481.06

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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.