Home / 80,105.24-120,181.96-23,947.18

Finding the Fourth Proportional to 80,105.24, 120,181.96 and 23,947.18

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Solution

The fourth proportional to 80,105.24, 120,181.96 and 23,947.18 is: 35,927.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,105.24 : 120,181.96 = 23,947.18 : x
  2. Step 2: Convert to fraction form
    80,105.24/120,181.96 = 23,947.18/x
  3. Step 3: Cross multiply
    80,105.24x = 120,181.96 × 23,947.18
  4. Step 4: Simplify right side
    80,105.24x = 2,878,019,028.87
  5. Step 5: Solve for x
    x = 2,878,019,028.87/80,105.24
  6. Step 6: Final answer
    x = 35,927.97

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1.5x scale

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.