Home / 99,229-203,723

Finding the Third Proportional to 99,229 and 203,723

Calculator

Solution

The third proportional to 99,229 and 203,723 is: 418,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,229 : 203,723 = 203,723 : x
  2. Step 2: Convert to fraction form
    99,229/203,723 = 203,723/x
  3. Step 3: Cross multiply
    99,229x = 203,723 × 203,723
  4. Step 4: Simplify right side
    99,229x = 41,503,060,729
  5. Step 5: Solve for x
    x = 41,503,060,729/99,229
  6. Step 6: Final answer
    x = 418,255.36

Related Problems

Find third proportional to 49,614.50 and 101,861.50
Half scale
Find third proportional to 198,458 and 407,446
Double scale
Find third proportional to 99,231 and 203,727
Similar ratio
Find third proportional to 148,843.50 and 305,584.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.