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Finding the Fourth Proportional to 234.84, 324.04 and 176.52

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Solution

The fourth proportional to 234.84, 324.04 and 176.52 is: 243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.84 : 324.04 = 176.52 : x
  2. Step 2: Convert to fraction form
    234.84/324.04 = 176.52/x
  3. Step 3: Cross multiply
    234.84x = 324.04 × 176.52
  4. Step 4: Simplify right side
    234.84x = 57,199.54
  5. Step 5: Solve for x
    x = 57,199.54/234.84
  6. Step 6: Final answer
    x = 243.57

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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.