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Finding the Fourth Proportional to 236.69, 327.13 and 178.37

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Solution

The fourth proportional to 236.69, 327.13 and 178.37 is: 246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.69 : 327.13 = 178.37 : x
  2. Step 2: Convert to fraction form
    236.69/327.13 = 178.37/x
  3. Step 3: Cross multiply
    236.69x = 327.13 × 178.37
  4. Step 4: Simplify right side
    236.69x = 58,348.10
  5. Step 5: Solve for x
    x = 58,348.10/236.69
  6. Step 6: Final answer
    x = 246.52

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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.