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Finding the Fourth Proportional to 267,910.27, 369,714.87 and 147,053.61

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Solution

The fourth proportional to 267,910.27, 369,714.87 and 147,053.61 is: 202,933.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,910.27 : 369,714.87 = 147,053.61 : x
  2. Step 2: Convert to fraction form
    267,910.27/369,714.87 = 147,053.61/x
  3. Step 3: Cross multiply
    267,910.27x = 369,714.87 × 147,053.61
  4. Step 4: Simplify right side
    267,910.27x = 54,367,906,304.18
  5. Step 5: Solve for x
    x = 54,367,906,304.18/267,910.27
  6. Step 6: Final answer
    x = 202,933.27

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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.