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Finding the Fourth Proportional to 175.08, 241.06 and 148.80

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Solution

The fourth proportional to 175.08, 241.06 and 148.80 is: 204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.08 : 241.06 = 148.80 : x
  2. Step 2: Convert to fraction form
    175.08/241.06 = 148.80/x
  3. Step 3: Cross multiply
    175.08x = 241.06 × 148.80
  4. Step 4: Simplify right side
    175.08x = 35,869.73
  5. Step 5: Solve for x
    x = 35,869.73/175.08
  6. Step 6: Final answer
    x = 204.88

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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.