Home / 38,188-81,880

Finding the Third Proportional to 38,188 and 81,880

Calculator

Solution

The third proportional to 38,188 and 81,880 is: 175,561.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188 : 81,880 = 81,880 : x
  2. Step 2: Convert to fraction form
    38,188/81,880 = 81,880/x
  3. Step 3: Cross multiply
    38,188x = 81,880 × 81,880
  4. Step 4: Simplify right side
    38,188x = 6,704,334,400
  5. Step 5: Solve for x
    x = 6,704,334,400/38,188
  6. Step 6: Final answer
    x = 175,561.29

Related Problems

Find third proportional to 19,094 and 40,940
Half scale
Find third proportional to 76,376 and 163,760
Double scale
Find third proportional to 38,190 and 81,884
Similar ratio
Find third proportional to 57,282 and 122,820
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.