Home / 80,256-170,881

Finding the Third Proportional to 80,256 and 170,881

Calculator

Solution

The third proportional to 80,256 and 170,881 is: 363,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,256 : 170,881 = 170,881 : x
  2. Step 2: Convert to fraction form
    80,256/170,881 = 170,881/x
  3. Step 3: Cross multiply
    80,256x = 170,881 × 170,881
  4. Step 4: Simplify right side
    80,256x = 29,200,316,161
  5. Step 5: Solve for x
    x = 29,200,316,161/80,256
  6. Step 6: Final answer
    x = 363,839.67

Related Problems

Find third proportional to 40,128 and 85,440.50
Half scale
Find third proportional to 160,512 and 341,762
Double scale
Find third proportional to 80,258 and 170,885
Similar ratio
Find third proportional to 120,384 and 256,321.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.