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Finding the Fourth Proportional to 244.38, 366.02 and 140.03

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Solution

The fourth proportional to 244.38, 366.02 and 140.03 is: 209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.38 : 366.02 = 140.03 : x
  2. Step 2: Convert to fraction form
    244.38/366.02 = 140.03/x
  3. Step 3: Cross multiply
    244.38x = 366.02 × 140.03
  4. Step 4: Simplify right side
    244.38x = 51,253.15
  5. Step 5: Solve for x
    x = 51,253.15/244.38
  6. Step 6: Final answer
    x = 209.72

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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.