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Finding the Fourth Proportional to 241.14, 361.43 and 104.29

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Solution

The fourth proportional to 241.14, 361.43 and 104.29 is: 156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.14 : 361.43 = 104.29 : x
  2. Step 2: Convert to fraction form
    241.14/361.43 = 104.29/x
  3. Step 3: Cross multiply
    241.14x = 361.43 × 104.29
  4. Step 4: Simplify right side
    241.14x = 37,692.50
  5. Step 5: Solve for x
    x = 37,692.50/241.14
  6. Step 6: Final answer
    x = 156.31

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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.