Home / 81,902-179,194

Finding the Third Proportional to 81,902 and 179,194

Calculator

Solution

The third proportional to 81,902 and 179,194 is: 392,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,902 : 179,194 = 179,194 : x
  2. Step 2: Convert to fraction form
    81,902/179,194 = 179,194/x
  3. Step 3: Cross multiply
    81,902x = 179,194 × 179,194
  4. Step 4: Simplify right side
    81,902x = 32,110,489,636
  5. Step 5: Solve for x
    x = 32,110,489,636/81,902
  6. Step 6: Final answer
    x = 392,059.90

Related Problems

Find third proportional to 40,951 and 89,597
Half scale
Find third proportional to 163,804 and 358,388
Double scale
Find third proportional to 81,904 and 179,198
Similar ratio
Find third proportional to 122,853 and 268,791
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.