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Finding the Fourth Proportional to 113.01, 170.48 and 110.04

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Solution

The fourth proportional to 113.01, 170.48 and 110.04 is: 165.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.01 : 170.48 = 110.04 : x
  2. Step 2: Convert to fraction form
    113.01/170.48 = 110.04/x
  3. Step 3: Cross multiply
    113.01x = 170.48 × 110.04
  4. Step 4: Simplify right side
    113.01x = 18,759.07
  5. Step 5: Solve for x
    x = 18,759.07/113.01
  6. Step 6: Final answer
    x = 165.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.