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Finding the Fourth Proportional to 170.06, 234.42 and 110.94

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Solution

The fourth proportional to 170.06, 234.42 and 110.94 is: 152.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.06 : 234.42 = 110.94 : x
  2. Step 2: Convert to fraction form
    170.06/234.42 = 110.94/x
  3. Step 3: Cross multiply
    170.06x = 234.42 × 110.94
  4. Step 4: Simplify right side
    170.06x = 26,007.55
  5. Step 5: Solve for x
    x = 26,007.55/170.06
  6. Step 6: Final answer
    x = 152.93

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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.