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Finding the Fourth Proportional to 234.60, 323.40 and 175.47

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Solution

The fourth proportional to 234.60, 323.40 and 175.47 is: 241.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.60 : 323.40 = 175.47 : x
  2. Step 2: Convert to fraction form
    234.60/323.40 = 175.47/x
  3. Step 3: Cross multiply
    234.60x = 323.40 × 175.47
  4. Step 4: Simplify right side
    234.60x = 56,747.00
  5. Step 5: Solve for x
    x = 56,747.00/234.60
  6. Step 6: Final answer
    x = 241.89

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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.