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Finding the Fourth Proportional to 244.49, 337.34 and 146.21

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Solution

The fourth proportional to 244.49, 337.34 and 146.21 is: 201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.49 : 337.34 = 146.21 : x
  2. Step 2: Convert to fraction form
    244.49/337.34 = 146.21/x
  3. Step 3: Cross multiply
    244.49x = 337.34 × 146.21
  4. Step 4: Simplify right side
    244.49x = 49,321.16
  5. Step 5: Solve for x
    x = 49,321.16/244.49
  6. Step 6: Final answer
    x = 201.73

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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.