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Finding the Fourth Proportional to 175.20, 241.65 and 146.04

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Solution

The fourth proportional to 175.20, 241.65 and 146.04 is: 201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.20 : 241.65 = 146.04 : x
  2. Step 2: Convert to fraction form
    175.20/241.65 = 146.04/x
  3. Step 3: Cross multiply
    175.20x = 241.65 × 146.04
  4. Step 4: Simplify right side
    175.20x = 35,290.57
  5. Step 5: Solve for x
    x = 35,290.57/175.20
  6. Step 6: Final answer
    x = 201.43

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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.