Home / 121,872-182,808

Finding the Third Proportional to 121,872 and 182,808

Calculator

Solution

The third proportional to 121,872 and 182,808 is: 274,212

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,872 : 182,808 = 182,808 : x
  2. Step 2: Convert to fraction form
    121,872/182,808 = 182,808/x
  3. Step 3: Cross multiply
    121,872x = 182,808 × 182,808
  4. Step 4: Simplify right side
    121,872x = 33,418,764,864
  5. Step 5: Solve for x
    x = 33,418,764,864/121,872
  6. Step 6: Final answer
    x = 274,212

Related Problems

Find third proportional to 60,936 and 91,404
Half scale
Find third proportional to 243,744 and 365,616
Double scale
Find third proportional to 121,874 and 182,811
Similar ratio
Find third proportional to 182,808 and 274,212
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.