Home / 75,756-156,372

Finding the Third Proportional to 75,756 and 156,372

Calculator

Solution

The third proportional to 75,756 and 156,372 is: 322,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,756 : 156,372 = 156,372 : x
  2. Step 2: Convert to fraction form
    75,756/156,372 = 156,372/x
  3. Step 3: Cross multiply
    75,756x = 156,372 × 156,372
  4. Step 4: Simplify right side
    75,756x = 24,452,202,384
  5. Step 5: Solve for x
    x = 24,452,202,384/75,756
  6. Step 6: Final answer
    x = 322,775.79

Related Problems

Find third proportional to 37,878 and 78,186
Half scale
Find third proportional to 151,512 and 312,744
Double scale
Find third proportional to 75,758 and 156,376
Similar ratio
Find third proportional to 113,634 and 234,558
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.