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Finding the Fourth Proportional to 232.66, 321.33 and 183.39

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Solution

The fourth proportional to 232.66, 321.33 and 183.39 is: 253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.66 : 321.33 = 183.39 : x
  2. Step 2: Convert to fraction form
    232.66/321.33 = 183.39/x
  3. Step 3: Cross multiply
    232.66x = 321.33 × 183.39
  4. Step 4: Simplify right side
    232.66x = 58,928.71
  5. Step 5: Solve for x
    x = 58,928.71/232.66
  6. Step 6: Final answer
    x = 253.28

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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.