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Finding the Fourth Proportional to 267,336.10, 400,754.97 and 134,060.62

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Solution

The fourth proportional to 267,336.10, 400,754.97 and 134,060.62 is: 200,965.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,336.10 : 400,754.97 = 134,060.62 : x
  2. Step 2: Convert to fraction form
    267,336.10/400,754.97 = 134,060.62/x
  3. Step 3: Cross multiply
    267,336.10x = 400,754.97 × 134,060.62
  4. Step 4: Simplify right side
    267,336.10x = 53,725,459,746.28
  5. Step 5: Solve for x
    x = 53,725,459,746.28/267,336.10
  6. Step 6: Final answer
    x = 200,965.97

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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.