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Finding the Fourth Proportional to 267,229.14, 400,880.58 and 89,786.88

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Solution

The fourth proportional to 267,229.14, 400,880.58 and 89,786.88 is: 134,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,229.14 : 400,880.58 = 89,786.88 : x
  2. Step 2: Convert to fraction form
    267,229.14/400,880.58 = 89,786.88/x
  3. Step 3: Cross multiply
    267,229.14x = 400,880.58 × 89,786.88
  4. Step 4: Simplify right side
    267,229.14x = 35,993,816,530.79
  5. Step 5: Solve for x
    x = 35,993,816,530.79/267,229.14
  6. Step 6: Final answer
    x = 134,692.71

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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.