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Finding the Fourth Proportional to 241.11, 361.13 and 236.25

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Solution

The fourth proportional to 241.11, 361.13 and 236.25 is: 353.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.11 : 361.13 = 236.25 : x
  2. Step 2: Convert to fraction form
    241.11/361.13 = 236.25/x
  3. Step 3: Cross multiply
    241.11x = 361.13 × 236.25
  4. Step 4: Simplify right side
    241.11x = 85,315.78
  5. Step 5: Solve for x
    x = 85,315.78/241.11
  6. Step 6: Final answer
    x = 353.85

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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.