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Finding the Fourth Proportional to 244.73, 366.95 and 82.43

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Solution

The fourth proportional to 244.73, 366.95 and 82.43 is: 123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.73 : 366.95 = 82.43 : x
  2. Step 2: Convert to fraction form
    244.73/366.95 = 82.43/x
  3. Step 3: Cross multiply
    244.73x = 366.95 × 82.43
  4. Step 4: Simplify right side
    244.73x = 30,247.28
  5. Step 5: Solve for x
    x = 30,247.28/244.73
  6. Step 6: Final answer
    x = 123.59

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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.