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Finding the Fourth Proportional to 241.41, 362.25 and 119.79

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Solution

The fourth proportional to 241.41, 362.25 and 119.79 is: 179.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.41 : 362.25 = 119.79 : x
  2. Step 2: Convert to fraction form
    241.41/362.25 = 119.79/x
  3. Step 3: Cross multiply
    241.41x = 362.25 × 119.79
  4. Step 4: Simplify right side
    241.41x = 43,393.93
  5. Step 5: Solve for x
    x = 43,393.93/241.41
  6. Step 6: Final answer
    x = 179.75

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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.