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Finding the Fourth Proportional to 267,100.35, 400,068.21 and 133,748.01

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Solution

The fourth proportional to 267,100.35, 400,068.21 and 133,748.01 is: 200,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,100.35 : 400,068.21 = 133,748.01 : x
  2. Step 2: Convert to fraction form
    267,100.35/400,068.21 = 133,748.01/x
  3. Step 3: Cross multiply
    267,100.35x = 400,068.21 × 133,748.01
  4. Step 4: Simplify right side
    267,100.35x = 53,508,326,951.76
  5. Step 5: Solve for x
    x = 53,508,326,951.76/267,100.35
  6. Step 6: Final answer
    x = 200,330.43

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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.