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Finding the Fourth Proportional to 175.41, 263.34 and 110.43

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Solution

The fourth proportional to 175.41, 263.34 and 110.43 is: 165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.41 : 263.34 = 110.43 : x
  2. Step 2: Convert to fraction form
    175.41/263.34 = 110.43/x
  3. Step 3: Cross multiply
    175.41x = 263.34 × 110.43
  4. Step 4: Simplify right side
    175.41x = 29,080.64
  5. Step 5: Solve for x
    x = 29,080.64/175.41
  6. Step 6: Final answer
    x = 165.79

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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.