Home / 100,962-221,508

Finding the Third Proportional to 100,962 and 221,508

Calculator

Solution

The third proportional to 100,962 and 221,508 is: 485,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,962 : 221,508 = 221,508 : x
  2. Step 2: Convert to fraction form
    100,962/221,508 = 221,508/x
  3. Step 3: Cross multiply
    100,962x = 221,508 × 221,508
  4. Step 4: Simplify right side
    100,962x = 49,065,794,064
  5. Step 5: Solve for x
    x = 49,065,794,064/100,962
  6. Step 6: Final answer
    x = 485,982.79

Related Problems

Find third proportional to 50,481 and 110,754
Half scale
Find third proportional to 201,924 and 443,016
Double scale
Find third proportional to 100,964 and 221,512
Similar ratio
Find third proportional to 151,443 and 332,262
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.