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Finding the Fourth Proportional to 241.41, 333.07 and 136.49

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Solution

The fourth proportional to 241.41, 333.07 and 136.49 is: 188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.41 : 333.07 = 136.49 : x
  2. Step 2: Convert to fraction form
    241.41/333.07 = 136.49/x
  3. Step 3: Cross multiply
    241.41x = 333.07 × 136.49
  4. Step 4: Simplify right side
    241.41x = 45,460.16
  5. Step 5: Solve for x
    x = 45,460.16/241.41
  6. Step 6: Final answer
    x = 188.31

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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.