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Finding the Fourth Proportional to 175.41, 241.97 and 126.23

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Solution

The fourth proportional to 175.41, 241.97 and 126.23 is: 174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.41 : 241.97 = 126.23 : x
  2. Step 2: Convert to fraction form
    175.41/241.97 = 126.23/x
  3. Step 3: Cross multiply
    175.41x = 241.97 × 126.23
  4. Step 4: Simplify right side
    175.41x = 30,542.03
  5. Step 5: Solve for x
    x = 30,542.03/175.41
  6. Step 6: Final answer
    x = 174.12

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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.