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Finding the Fourth Proportional to 241.54, 361.82 and 119.92

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Solution

The fourth proportional to 241.54, 361.82 and 119.92 is: 179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.54 : 361.82 = 119.92 : x
  2. Step 2: Convert to fraction form
    241.54/361.82 = 119.92/x
  3. Step 3: Cross multiply
    241.54x = 361.82 × 119.92
  4. Step 4: Simplify right side
    241.54x = 43,389.45
  5. Step 5: Solve for x
    x = 43,389.45/241.54
  6. Step 6: Final answer
    x = 179.64

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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.