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Finding the Fourth Proportional to 164.92, 246.98 and 110.68

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Solution

The fourth proportional to 164.92, 246.98 and 110.68 is: 165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.92 : 246.98 = 110.68 : x
  2. Step 2: Convert to fraction form
    164.92/246.98 = 110.68/x
  3. Step 3: Cross multiply
    164.92x = 246.98 × 110.68
  4. Step 4: Simplify right side
    164.92x = 27,335.75
  5. Step 5: Solve for x
    x = 27,335.75/164.92
  6. Step 6: Final answer
    x = 165.75

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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.