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Finding the Fourth Proportional to 133,452.68, 200,229.18 and 69,370.88

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Solution

The fourth proportional to 133,452.68, 200,229.18 and 69,370.88 is: 104,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,452.68 : 200,229.18 = 69,370.88 : x
  2. Step 2: Convert to fraction form
    133,452.68/200,229.18 = 69,370.88/x
  3. Step 3: Cross multiply
    133,452.68x = 200,229.18 × 69,370.88
  4. Step 4: Simplify right side
    133,452.68x = 13,890,074,418.28
  5. Step 5: Solve for x
    x = 13,890,074,418.28/133,452.68
  6. Step 6: Final answer
    x = 104,082.39

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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.