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Finding the Fourth Proportional to 110,735.80, 166,119.90 and 35,843.20

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Solution

The fourth proportional to 110,735.80, 166,119.90 and 35,843.20 is: 53,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,735.80 : 166,119.90 = 35,843.20 : x
  2. Step 2: Convert to fraction form
    110,735.80/166,119.90 = 35,843.20/x
  3. Step 3: Cross multiply
    110,735.80x = 166,119.90 × 35,843.20
  4. Step 4: Simplify right side
    110,735.80x = 5,954,268,799.68
  5. Step 5: Solve for x
    x = 5,954,268,799.68/110,735.80
  6. Step 6: Final answer
    x = 53,770.04

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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.