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Finding the Fourth Proportional to 170.06, 234.69 and 92.44

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Solution

The fourth proportional to 170.06, 234.69 and 92.44 is: 127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.06 : 234.69 = 92.44 : x
  2. Step 2: Convert to fraction form
    170.06/234.69 = 92.44/x
  3. Step 3: Cross multiply
    170.06x = 234.69 × 92.44
  4. Step 4: Simplify right side
    170.06x = 21,694.16
  5. Step 5: Solve for x
    x = 21,694.16/170.06
  6. Step 6: Final answer
    x = 127.57

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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.