Home / 51,216-80,343

Finding the Third Proportional to 51,216 and 80,343

Calculator

Solution

The third proportional to 51,216 and 80,343 is: 126,034.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,216 : 80,343 = 80,343 : x
  2. Step 2: Convert to fraction form
    51,216/80,343 = 80,343/x
  3. Step 3: Cross multiply
    51,216x = 80,343 × 80,343
  4. Step 4: Simplify right side
    51,216x = 6,454,997,649
  5. Step 5: Solve for x
    x = 6,454,997,649/51,216
  6. Step 6: Final answer
    x = 126,034.79

Related Problems

Find third proportional to 25,608 and 40,171.50
Half scale
Find third proportional to 102,432 and 160,686
Double scale
Find third proportional to 51,218 and 80,346
Similar ratio
Find third proportional to 76,824 and 120,514.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.