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Finding the Fourth Proportional to 236.93, 327.04 and 163.49

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Solution

The fourth proportional to 236.93, 327.04 and 163.49 is: 225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.93 : 327.04 = 163.49 : x
  2. Step 2: Convert to fraction form
    236.93/327.04 = 163.49/x
  3. Step 3: Cross multiply
    236.93x = 327.04 × 163.49
  4. Step 4: Simplify right side
    236.93x = 53,465.73
  5. Step 5: Solve for x
    x = 53,465.73/236.93
  6. Step 6: Final answer
    x = 225.67

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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.