Home / 57,560-76,812

Finding the Third Proportional to 57,560 and 76,812

Calculator

Solution

The third proportional to 57,560 and 76,812 is: 102,503.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,560 : 76,812 = 76,812 : x
  2. Step 2: Convert to fraction form
    57,560/76,812 = 76,812/x
  3. Step 3: Cross multiply
    57,560x = 76,812 × 76,812
  4. Step 4: Simplify right side
    57,560x = 5,900,083,344
  5. Step 5: Solve for x
    x = 5,900,083,344/57,560
  6. Step 6: Final answer
    x = 102,503.19

Related Problems

Find third proportional to 28,780 and 38,406
Half scale
Find third proportional to 115,120 and 153,624
Double scale
Find third proportional to 57,562 and 76,815
Similar ratio
Find third proportional to 86,340 and 115,218
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.