Home / 63,770-140,416

Finding the Third Proportional to 63,770 and 140,416

Calculator

Solution

The third proportional to 63,770 and 140,416 is: 309,183.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,770 : 140,416 = 140,416 : x
  2. Step 2: Convert to fraction form
    63,770/140,416 = 140,416/x
  3. Step 3: Cross multiply
    63,770x = 140,416 × 140,416
  4. Step 4: Simplify right side
    63,770x = 19,716,653,056
  5. Step 5: Solve for x
    x = 19,716,653,056/63,770
  6. Step 6: Final answer
    x = 309,183.83

Related Problems

Find third proportional to 31,885 and 70,208
Half scale
Find third proportional to 127,540 and 280,832
Double scale
Find third proportional to 63,772 and 140,420
Similar ratio
Find third proportional to 95,655 and 210,624
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.