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Finding the Fourth Proportional to 175.29, 241.56 and 126.08

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Solution

The fourth proportional to 175.29, 241.56 and 126.08 is: 173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.29 : 241.56 = 126.08 : x
  2. Step 2: Convert to fraction form
    175.29/241.56 = 126.08/x
  3. Step 3: Cross multiply
    175.29x = 241.56 × 126.08
  4. Step 4: Simplify right side
    175.29x = 30,454.68
  5. Step 5: Solve for x
    x = 30,454.68/175.29
  6. Step 6: Final answer
    x = 173.74

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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.