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Finding the Fourth Proportional to 232.26, 348.28 and 110.30

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Solution

The fourth proportional to 232.26, 348.28 and 110.30 is: 165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.26 : 348.28 = 110.30 : x
  2. Step 2: Convert to fraction form
    232.26/348.28 = 110.30/x
  3. Step 3: Cross multiply
    232.26x = 348.28 × 110.30
  4. Step 4: Simplify right side
    232.26x = 38,415.28
  5. Step 5: Solve for x
    x = 38,415.28/232.26
  6. Step 6: Final answer
    x = 165.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.