Home / 159,680-222,021

Finding the Third Proportional to 159,680 and 222,021

Calculator

Solution

The third proportional to 159,680 and 222,021 is: 308,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,680 : 222,021 = 222,021 : x
  2. Step 2: Convert to fraction form
    159,680/222,021 = 222,021/x
  3. Step 3: Cross multiply
    159,680x = 222,021 × 222,021
  4. Step 4: Simplify right side
    159,680x = 49,293,324,441
  5. Step 5: Solve for x
    x = 49,293,324,441/159,680
  6. Step 6: Final answer
    x = 308,700.68

Related Problems

Find third proportional to 79,840 and 111,010.50
Half scale
Find third proportional to 319,360 and 444,042
Double scale
Find third proportional to 159,682 and 222,024
Similar ratio
Find third proportional to 239,520 and 333,031.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.