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Finding the Fourth Proportional to 236.13, 325.85 and 132.63

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Solution

The fourth proportional to 236.13, 325.85 and 132.63 is: 183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.13 : 325.85 = 132.63 : x
  2. Step 2: Convert to fraction form
    236.13/325.85 = 132.63/x
  3. Step 3: Cross multiply
    236.13x = 325.85 × 132.63
  4. Step 4: Simplify right side
    236.13x = 43,217.49
  5. Step 5: Solve for x
    x = 43,217.49/236.13
  6. Step 6: Final answer
    x = 183.02

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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.