Home / 80,418-176,694

Finding the Third Proportional to 80,418 and 176,694

Calculator

Solution

The third proportional to 80,418 and 176,694 is: 388,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418 : 176,694 = 176,694 : x
  2. Step 2: Convert to fraction form
    80,418/176,694 = 176,694/x
  3. Step 3: Cross multiply
    80,418x = 176,694 × 176,694
  4. Step 4: Simplify right side
    80,418x = 31,220,769,636
  5. Step 5: Solve for x
    x = 31,220,769,636/80,418
  6. Step 6: Final answer
    x = 388,231.11

Related Problems

Find third proportional to 40,209 and 88,347
Half scale
Find third proportional to 160,836 and 353,388
Double scale
Find third proportional to 80,420 and 176,698
Similar ratio
Find third proportional to 120,627 and 265,041
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.