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Finding the Fourth Proportional to 267,168.38, 400,753.37 and 64,763.68

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Solution

The fourth proportional to 267,168.38, 400,753.37 and 64,763.68 is: 97,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,168.38 : 400,753.37 = 64,763.68 : x
  2. Step 2: Convert to fraction form
    267,168.38/400,753.37 = 64,763.68/x
  3. Step 3: Cross multiply
    267,168.38x = 400,753.37 × 64,763.68
  4. Step 4: Simplify right side
    267,168.38x = 25,954,263,488.60
  5. Step 5: Solve for x
    x = 25,954,263,488.60/267,168.38
  6. Step 6: Final answer
    x = 97,145.72

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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.