Home / 60,997-129,770

Finding the Third Proportional to 60,997 and 129,770

Calculator

Solution

The third proportional to 60,997 and 129,770 is: 276,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,997 : 129,770 = 129,770 : x
  2. Step 2: Convert to fraction form
    60,997/129,770 = 129,770/x
  3. Step 3: Cross multiply
    60,997x = 129,770 × 129,770
  4. Step 4: Simplify right side
    60,997x = 16,840,252,900
  5. Step 5: Solve for x
    x = 16,840,252,900/60,997
  6. Step 6: Final answer
    x = 276,083.30

Related Problems

Find third proportional to 30,498.50 and 64,885
Half scale
Find third proportional to 121,994 and 259,540
Double scale
Find third proportional to 60,999 and 129,774
Similar ratio
Find third proportional to 91,495.50 and 194,655
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.