Home / 80,808.44-121,183.49-34,064.96

Finding the Fourth Proportional to 80,808.44, 121,183.49 and 34,064.96

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Solution

The fourth proportional to 80,808.44, 121,183.49 and 34,064.96 is: 51,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,808.44 : 121,183.49 = 34,064.96 : x
  2. Step 2: Convert to fraction form
    80,808.44/121,183.49 = 34,064.96/x
  3. Step 3: Cross multiply
    80,808.44x = 121,183.49 × 34,064.96
  4. Step 4: Simplify right side
    80,808.44x = 4,128,110,218.76
  5. Step 5: Solve for x
    x = 4,128,110,218.76/80,808.44
  6. Step 6: Final answer
    x = 51,085.14

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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.