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Finding the Fourth Proportional to 267,299.56, 400,949.20 and 107,375.48

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Solution

The fourth proportional to 267,299.56, 400,949.20 and 107,375.48 is: 161,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,299.56 : 400,949.20 = 107,375.48 : x
  2. Step 2: Convert to fraction form
    267,299.56/400,949.20 = 107,375.48/x
  3. Step 3: Cross multiply
    267,299.56x = 400,949.20 × 107,375.48
  4. Step 4: Simplify right side
    267,299.56x = 43,052,112,805.62
  5. Step 5: Solve for x
    x = 43,052,112,805.62/267,299.56
  6. Step 6: Final answer
    x = 161,063.16

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1.5x scale

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.