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Finding the Fourth Proportional to 241.55, 362.21 and 104.52

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Solution

The fourth proportional to 241.55, 362.21 and 104.52 is: 156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.55 : 362.21 = 104.52 : x
  2. Step 2: Convert to fraction form
    241.55/362.21 = 104.52/x
  3. Step 3: Cross multiply
    241.55x = 362.21 × 104.52
  4. Step 4: Simplify right side
    241.55x = 37,859.02
  5. Step 5: Solve for x
    x = 37,859.02/241.55
  6. Step 6: Final answer
    x = 156.73

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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.