Home / 38,170-81,992

Finding the Third Proportional to 38,170 and 81,992

Calculator

Solution

The third proportional to 38,170 and 81,992 is: 176,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170 : 81,992 = 81,992 : x
  2. Step 2: Convert to fraction form
    38,170/81,992 = 81,992/x
  3. Step 3: Cross multiply
    38,170x = 81,992 × 81,992
  4. Step 4: Simplify right side
    38,170x = 6,722,688,064
  5. Step 5: Solve for x
    x = 6,722,688,064/38,170
  6. Step 6: Final answer
    x = 176,124.92

Related Problems

Find third proportional to 19,085 and 40,996
Half scale
Find third proportional to 76,340 and 163,984
Double scale
Find third proportional to 38,172 and 81,996
Similar ratio
Find third proportional to 57,255 and 122,988
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.