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Finding the Fourth Proportional to 177.33, 266.00 and 141.49

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Solution

The fourth proportional to 177.33, 266.00 and 141.49 is: 212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.33 : 266.00 = 141.49 : x
  2. Step 2: Convert to fraction form
    177.33/266.00 = 141.49/x
  3. Step 3: Cross multiply
    177.33x = 266.00 × 141.49
  4. Step 4: Simplify right side
    177.33x = 37,634.97
  5. Step 5: Solve for x
    x = 37,634.97/177.33
  6. Step 6: Final answer
    x = 212.23

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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.