Home / 126,000-197,208

Finding the Third Proportional to 126,000 and 197,208

Calculator

Solution

The third proportional to 126,000 and 197,208 is: 308,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,000 : 197,208 = 197,208 : x
  2. Step 2: Convert to fraction form
    126,000/197,208 = 197,208/x
  3. Step 3: Cross multiply
    126,000x = 197,208 × 197,208
  4. Step 4: Simplify right side
    126,000x = 38,890,995,264
  5. Step 5: Solve for x
    x = 38,890,995,264/126,000
  6. Step 6: Final answer
    x = 308,658.69

Related Problems

Find third proportional to 63,000 and 98,604
Half scale
Find third proportional to 252,000 and 394,416
Double scale
Find third proportional to 126,002 and 197,211
Similar ratio
Find third proportional to 189,000 and 295,812
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.