Home / 119,982-259,836

Finding the Third Proportional to 119,982 and 259,836

Calculator

Solution

The third proportional to 119,982 and 259,836 is: 562,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,982 : 259,836 = 259,836 : x
  2. Step 2: Convert to fraction form
    119,982/259,836 = 259,836/x
  3. Step 3: Cross multiply
    119,982x = 259,836 × 259,836
  4. Step 4: Simplify right side
    119,982x = 67,514,746,896
  5. Step 5: Solve for x
    x = 67,514,746,896/119,982
  6. Step 6: Final answer
    x = 562,707.30

Related Problems

Find third proportional to 59,991 and 129,918
Half scale
Find third proportional to 239,964 and 519,672
Double scale
Find third proportional to 119,984 and 259,840
Similar ratio
Find third proportional to 179,973 and 389,754
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.