Home / 80,904-126,636

Finding the Third Proportional to 80,904 and 126,636

Calculator

Solution

The third proportional to 80,904 and 126,636 is: 198,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,904 : 126,636 = 126,636 : x
  2. Step 2: Convert to fraction form
    80,904/126,636 = 126,636/x
  3. Step 3: Cross multiply
    80,904x = 126,636 × 126,636
  4. Step 4: Simplify right side
    80,904x = 16,036,676,496
  5. Step 5: Solve for x
    x = 16,036,676,496/80,904
  6. Step 6: Final answer
    x = 198,218.59

Related Problems

Find third proportional to 40,452 and 63,318
Half scale
Find third proportional to 161,808 and 253,272
Double scale
Find third proportional to 80,906 and 126,639
Similar ratio
Find third proportional to 121,356 and 189,954
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.