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Finding the Fourth Proportional to 241.59, 362.40 and 133.47

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Solution

The fourth proportional to 241.59, 362.40 and 133.47 is: 200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.59 : 362.40 = 133.47 : x
  2. Step 2: Convert to fraction form
    241.59/362.40 = 133.47/x
  3. Step 3: Cross multiply
    241.59x = 362.40 × 133.47
  4. Step 4: Simplify right side
    241.59x = 48,369.53
  5. Step 5: Solve for x
    x = 48,369.53/241.59
  6. Step 6: Final answer
    x = 200.21

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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.