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Finding the Fourth Proportional to 236.22, 354.36 and 232.51

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Solution

The fourth proportional to 236.22, 354.36 and 232.51 is: 348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.22 : 354.36 = 232.51 : x
  2. Step 2: Convert to fraction form
    236.22/354.36 = 232.51/x
  3. Step 3: Cross multiply
    236.22x = 354.36 × 232.51
  4. Step 4: Simplify right side
    236.22x = 82,391.08
  5. Step 5: Solve for x
    x = 82,391.08/236.22
  6. Step 6: Final answer
    x = 348.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.