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Finding the Fourth Proportional to 241.23, 361.71 and 104.19

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Solution

The fourth proportional to 241.23, 361.71 and 104.19 is: 156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.23 : 361.71 = 104.19 : x
  2. Step 2: Convert to fraction form
    241.23/361.71 = 104.19/x
  3. Step 3: Cross multiply
    241.23x = 361.71 × 104.19
  4. Step 4: Simplify right side
    241.23x = 37,686.56
  5. Step 5: Solve for x
    x = 37,686.56/241.23
  6. Step 6: Final answer
    x = 156.23

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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.