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Finding the Fourth Proportional to 269,696.32, 404,588.36 and 101,229.88

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Solution

The fourth proportional to 269,696.32, 404,588.36 and 101,229.88 is: 151,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,696.32 : 404,588.36 = 101,229.88 : x
  2. Step 2: Convert to fraction form
    269,696.32/404,588.36 = 101,229.88/x
  3. Step 3: Cross multiply
    269,696.32x = 404,588.36 × 101,229.88
  4. Step 4: Simplify right side
    269,696.32x = 40,956,431,132.20
  5. Step 5: Solve for x
    x = 40,956,431,132.20/269,696.32
  6. Step 6: Final answer
    x = 151,861.29

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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.