Home / 40,661-61,812

Finding the Third Proportional to 40,661 and 61,812

Calculator

Solution

The third proportional to 40,661 and 61,812 is: 93,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661 : 61,812 = 61,812 : x
  2. Step 2: Convert to fraction form
    40,661/61,812 = 61,812/x
  3. Step 3: Cross multiply
    40,661x = 61,812 × 61,812
  4. Step 4: Simplify right side
    40,661x = 3,820,723,344
  5. Step 5: Solve for x
    x = 3,820,723,344/40,661
  6. Step 6: Final answer
    x = 93,965.31

Related Problems

Find third proportional to 20,330.50 and 30,906
Half scale
Find third proportional to 81,322 and 123,624
Double scale
Find third proportional to 40,663 and 61,815
Similar ratio
Find third proportional to 60,991.50 and 92,718
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.