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Finding the Fourth Proportional to 267,424.38, 369,034.11 and 159,930.90

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Solution

The fourth proportional to 267,424.38, 369,034.11 and 159,930.90 is: 220,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,424.38 : 369,034.11 = 159,930.90 : x
  2. Step 2: Convert to fraction form
    267,424.38/369,034.11 = 159,930.90/x
  3. Step 3: Cross multiply
    267,424.38x = 369,034.11 × 159,930.90
  4. Step 4: Simplify right side
    267,424.38x = 59,019,957,343.00
  5. Step 5: Solve for x
    x = 59,019,957,343.00/267,424.38
  6. Step 6: Final answer
    x = 220,697.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.