Home / 129,876-195,195

Finding the Third Proportional to 129,876 and 195,195

Calculator

Solution

The third proportional to 129,876 and 195,195 is: 293,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,876 : 195,195 = 195,195 : x
  2. Step 2: Convert to fraction form
    129,876/195,195 = 195,195/x
  3. Step 3: Cross multiply
    129,876x = 195,195 × 195,195
  4. Step 4: Simplify right side
    129,876x = 38,101,088,025
  5. Step 5: Solve for x
    x = 38,101,088,025/129,876
  6. Step 6: Final answer
    x = 293,365.12

Related Problems

Find third proportional to 64,938 and 97,597.50
Half scale
Find third proportional to 259,752 and 390,390
Double scale
Find third proportional to 129,878 and 195,198
Similar ratio
Find third proportional to 194,814 and 292,792.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.