Home / 80,250-120,379

Finding the Third Proportional to 80,250 and 120,379

Calculator

Solution

The third proportional to 80,250 and 120,379 is: 180,574.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,250 : 120,379 = 120,379 : x
  2. Step 2: Convert to fraction form
    80,250/120,379 = 120,379/x
  3. Step 3: Cross multiply
    80,250x = 120,379 × 120,379
  4. Step 4: Simplify right side
    80,250x = 14,491,103,641
  5. Step 5: Solve for x
    x = 14,491,103,641/80,250
  6. Step 6: Final answer
    x = 180,574.50

Related Problems

Find third proportional to 40,125 and 60,189.50
Half scale
Find third proportional to 160,500 and 240,758
Double scale
Find third proportional to 80,252 and 120,382
Similar ratio
Find third proportional to 120,375 and 180,568.50
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.