Home / 126,822-189,825

Finding the Third Proportional to 126,822 and 189,825

Calculator

Solution

The third proportional to 126,822 and 189,825 is: 284,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,822 : 189,825 = 189,825 : x
  2. Step 2: Convert to fraction form
    126,822/189,825 = 189,825/x
  3. Step 3: Cross multiply
    126,822x = 189,825 × 189,825
  4. Step 4: Simplify right side
    126,822x = 36,033,530,625
  5. Step 5: Solve for x
    x = 36,033,530,625/126,822
  6. Step 6: Final answer
    x = 284,126.81

Related Problems

Find third proportional to 63,411 and 94,912.50
Half scale
Find third proportional to 253,644 and 379,650
Double scale
Find third proportional to 126,824 and 189,828
Similar ratio
Find third proportional to 190,233 and 284,737.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.