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Finding the Fourth Proportional to 232.26, 320.57 and 134.03

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Solution

The fourth proportional to 232.26, 320.57 and 134.03 is: 184.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.26 : 320.57 = 134.03 : x
  2. Step 2: Convert to fraction form
    232.26/320.57 = 134.03/x
  3. Step 3: Cross multiply
    232.26x = 320.57 × 134.03
  4. Step 4: Simplify right side
    232.26x = 42,963.72
  5. Step 5: Solve for x
    x = 42,963.72/232.26
  6. Step 6: Final answer
    x = 184.98

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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.