Home / 110,964.75-166,489.05-66,622.44

Finding the Fourth Proportional to 110,964.75, 166,489.05 and 66,622.44

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Solution

The fourth proportional to 110,964.75, 166,489.05 and 66,622.44 is: 99,958.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,964.75 : 166,489.05 = 66,622.44 : x
  2. Step 2: Convert to fraction form
    110,964.75/166,489.05 = 66,622.44/x
  3. Step 3: Cross multiply
    110,964.75x = 166,489.05 × 66,622.44
  4. Step 4: Simplify right side
    110,964.75x = 11,091,906,744.28
  5. Step 5: Solve for x
    x = 11,091,906,744.28/110,964.75
  6. Step 6: Final answer
    x = 99,958.83

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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.