Home / 55,695-131,407

Finding the Third Proportional to 55,695 and 131,407

Calculator

Solution

The third proportional to 55,695 and 131,407 is: 310,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695 : 131,407 = 131,407 : x
  2. Step 2: Convert to fraction form
    55,695/131,407 = 131,407/x
  3. Step 3: Cross multiply
    55,695x = 131,407 × 131,407
  4. Step 4: Simplify right side
    55,695x = 17,267,799,649
  5. Step 5: Solve for x
    x = 17,267,799,649/55,695
  6. Step 6: Final answer
    x = 310,042.19

Related Problems

Find third proportional to 27,847.50 and 65,703.50
Half scale
Find third proportional to 111,390 and 262,814
Double scale
Find third proportional to 55,697 and 131,412
Similar ratio
Find third proportional to 83,542.50 and 197,110.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.