Home / 80,416-171,877

Finding the Third Proportional to 80,416 and 171,877

Calculator

Solution

The third proportional to 80,416 and 171,877 is: 367,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,416 : 171,877 = 171,877 : x
  2. Step 2: Convert to fraction form
    80,416/171,877 = 171,877/x
  3. Step 3: Cross multiply
    80,416x = 171,877 × 171,877
  4. Step 4: Simplify right side
    80,416x = 29,541,703,129
  5. Step 5: Solve for x
    x = 29,541,703,129/80,416
  6. Step 6: Final answer
    x = 367,361.01

Related Problems

Find third proportional to 40,208 and 85,938.50
Half scale
Find third proportional to 160,832 and 343,754
Double scale
Find third proportional to 80,418 and 171,881
Similar ratio
Find third proportional to 120,624 and 257,815.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.