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Finding the Fourth Proportional to 234.07, 323 and 133.14

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Solution

The fourth proportional to 234.07, 323 and 133.14 is: 183.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.07 : 323 = 133.14 : x
  2. Step 2: Convert to fraction form
    234.07/323 = 133.14/x
  3. Step 3: Cross multiply
    234.07x = 323 × 133.14
  4. Step 4: Simplify right side
    234.07x = 43,004.22
  5. Step 5: Solve for x
    x = 43,004.22/234.07
  6. Step 6: Final answer
    x = 183.72

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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.