Home / 38,168-82,690

Finding the Third Proportional to 38,168 and 82,690

Calculator

Solution

The third proportional to 38,168 and 82,690 is: 179,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168 : 82,690 = 82,690 : x
  2. Step 2: Convert to fraction form
    38,168/82,690 = 82,690/x
  3. Step 3: Cross multiply
    38,168x = 82,690 × 82,690
  4. Step 4: Simplify right side
    38,168x = 6,837,636,100
  5. Step 5: Solve for x
    x = 6,837,636,100/38,168
  6. Step 6: Final answer
    x = 179,145.78

Related Problems

Find third proportional to 19,084 and 41,345
Half scale
Find third proportional to 76,336 and 165,380
Double scale
Find third proportional to 38,170 and 82,694
Similar ratio
Find third proportional to 57,252 and 124,035
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.