Home / 81,266-119,491

Finding the Third Proportional to 81,266 and 119,491

Calculator

Solution

The third proportional to 81,266 and 119,491 is: 175,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,266 : 119,491 = 119,491 : x
  2. Step 2: Convert to fraction form
    81,266/119,491 = 119,491/x
  3. Step 3: Cross multiply
    81,266x = 119,491 × 119,491
  4. Step 4: Simplify right side
    81,266x = 14,278,099,081
  5. Step 5: Solve for x
    x = 14,278,099,081/81,266
  6. Step 6: Final answer
    x = 175,695.85

Related Problems

Find third proportional to 40,633 and 59,745.50
Half scale
Find third proportional to 162,532 and 238,982
Double scale
Find third proportional to 81,268 and 119,494
Similar ratio
Find third proportional to 121,899 and 179,236.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.