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Finding the Fourth Proportional to 267,063.17, 400,593.51 and 109,291.64

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Solution

The fourth proportional to 267,063.17, 400,593.51 and 109,291.64 is: 163,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,063.17 : 400,593.51 = 109,291.64 : x
  2. Step 2: Convert to fraction form
    267,063.17/400,593.51 = 109,291.64/x
  3. Step 3: Cross multiply
    267,063.17x = 400,593.51 × 109,291.64
  4. Step 4: Simplify right side
    267,063.17x = 43,781,519,678.29
  5. Step 5: Solve for x
    x = 43,781,519,678.29/267,063.17
  6. Step 6: Final answer
    x = 163,936.95

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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.