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Finding the Fourth Proportional to 241.07, 332.64 and 136.13

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Solution

The fourth proportional to 241.07, 332.64 and 136.13 is: 187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.07 : 332.64 = 136.13 : x
  2. Step 2: Convert to fraction form
    241.07/332.64 = 136.13/x
  3. Step 3: Cross multiply
    241.07x = 332.64 × 136.13
  4. Step 4: Simplify right side
    241.07x = 45,280.62
  5. Step 5: Solve for x
    x = 45,280.62/241.07
  6. Step 6: Final answer
    x = 187.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.