Home / 80,742-168,876

Finding the Third Proportional to 80,742 and 168,876

Calculator

Solution

The third proportional to 80,742 and 168,876 is: 353,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,742 : 168,876 = 168,876 : x
  2. Step 2: Convert to fraction form
    80,742/168,876 = 168,876/x
  3. Step 3: Cross multiply
    80,742x = 168,876 × 168,876
  4. Step 4: Simplify right side
    80,742x = 28,519,103,376
  5. Step 5: Solve for x
    x = 28,519,103,376/80,742
  6. Step 6: Final answer
    x = 353,212.74

Related Problems

Find third proportional to 40,371 and 84,438
Half scale
Find third proportional to 161,484 and 337,752
Double scale
Find third proportional to 80,744 and 168,880
Similar ratio
Find third proportional to 121,113 and 253,314
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.