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Finding the Fourth Proportional to 244.49, 366.75 and 141.80

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Solution

The fourth proportional to 244.49, 366.75 and 141.80 is: 212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.49 : 366.75 = 141.80 : x
  2. Step 2: Convert to fraction form
    244.49/366.75 = 141.80/x
  3. Step 3: Cross multiply
    244.49x = 366.75 × 141.80
  4. Step 4: Simplify right side
    244.49x = 52,003.32
  5. Step 5: Solve for x
    x = 52,003.32/244.49
  6. Step 6: Final answer
    x = 212.71

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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.