Home / 125,228-207,930

Finding the Third Proportional to 125,228 and 207,930

Calculator

Solution

The third proportional to 125,228 and 207,930 is: 345,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,228 : 207,930 = 207,930 : x
  2. Step 2: Convert to fraction form
    125,228/207,930 = 207,930/x
  3. Step 3: Cross multiply
    125,228x = 207,930 × 207,930
  4. Step 4: Simplify right side
    125,228x = 43,234,884,900
  5. Step 5: Solve for x
    x = 43,234,884,900/125,228
  6. Step 6: Final answer
    x = 345,249.34

Related Problems

Find third proportional to 62,614 and 103,965
Half scale
Find third proportional to 250,456 and 415,860
Double scale
Find third proportional to 125,230 and 207,933
Similar ratio
Find third proportional to 187,842 and 311,895
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.