Home / 80,922-177,396

Finding the Third Proportional to 80,922 and 177,396

Calculator

Solution

The third proportional to 80,922 and 177,396 is: 388,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,922 : 177,396 = 177,396 : x
  2. Step 2: Convert to fraction form
    80,922/177,396 = 177,396/x
  3. Step 3: Cross multiply
    80,922x = 177,396 × 177,396
  4. Step 4: Simplify right side
    80,922x = 31,469,340,816
  5. Step 5: Solve for x
    x = 31,469,340,816/80,922
  6. Step 6: Final answer
    x = 388,884.86

Related Problems

Find third proportional to 40,461 and 88,698
Half scale
Find third proportional to 161,844 and 354,792
Double scale
Find third proportional to 80,924 and 177,400
Similar ratio
Find third proportional to 121,383 and 266,094
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.