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Finding the Fourth Proportional to 234.54, 323.28 and 193.01

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Solution

The fourth proportional to 234.54, 323.28 and 193.01 is: 266.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.54 : 323.28 = 193.01 : x
  2. Step 2: Convert to fraction form
    234.54/323.28 = 193.01/x
  3. Step 3: Cross multiply
    234.54x = 323.28 × 193.01
  4. Step 4: Simplify right side
    234.54x = 62,394.66
  5. Step 5: Solve for x
    x = 62,394.66/234.54
  6. Step 6: Final answer
    x = 266.03

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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.