Home / 87,783-171,186

Finding the Third Proportional to 87,783 and 171,186

Calculator

Solution

The third proportional to 87,783 and 171,186 is: 333,830.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,783 : 171,186 = 171,186 : x
  2. Step 2: Convert to fraction form
    87,783/171,186 = 171,186/x
  3. Step 3: Cross multiply
    87,783x = 171,186 × 171,186
  4. Step 4: Simplify right side
    87,783x = 29,304,646,596
  5. Step 5: Solve for x
    x = 29,304,646,596/87,783
  6. Step 6: Final answer
    x = 333,830.54

Related Problems

Find third proportional to 43,891.50 and 85,593
Half scale
Find third proportional to 175,566 and 342,372
Double scale
Find third proportional to 87,785 and 171,190
Similar ratio
Find third proportional to 131,674.50 and 256,779
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.