Home / 67,866-99,772

Finding the Third Proportional to 67,866 and 99,772

Calculator

Solution

The third proportional to 67,866 and 99,772 is: 146,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,866 : 99,772 = 99,772 : x
  2. Step 2: Convert to fraction form
    67,866/99,772 = 99,772/x
  3. Step 3: Cross multiply
    67,866x = 99,772 × 99,772
  4. Step 4: Simplify right side
    67,866x = 9,954,451,984
  5. Step 5: Solve for x
    x = 9,954,451,984/67,866
  6. Step 6: Final answer
    x = 146,678.04

Related Problems

Find third proportional to 33,933 and 49,886
Half scale
Find third proportional to 135,732 and 199,544
Double scale
Find third proportional to 67,868 and 99,775
Similar ratio
Find third proportional to 101,799 and 149,658
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.