Home / 80,446.44-111,015.96-48,609.36

Finding the Fourth Proportional to 80,446.44, 111,015.96 and 48,609.36

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Solution

The fourth proportional to 80,446.44, 111,015.96 and 48,609.36 is: 67,080.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,446.44 : 111,015.96 = 48,609.36 : x
  2. Step 2: Convert to fraction form
    80,446.44/111,015.96 = 48,609.36/x
  3. Step 3: Cross multiply
    80,446.44x = 111,015.96 × 48,609.36
  4. Step 4: Simplify right side
    80,446.44x = 5,396,414,765.39
  5. Step 5: Solve for x
    x = 5,396,414,765.39/80,446.44
  6. Step 6: Final answer
    x = 67,080.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.