Home / 76,514-126,443

Finding the Third Proportional to 76,514 and 126,443

Calculator

Solution

The third proportional to 76,514 and 126,443 is: 208,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,514 : 126,443 = 126,443 : x
  2. Step 2: Convert to fraction form
    76,514/126,443 = 126,443/x
  3. Step 3: Cross multiply
    76,514x = 126,443 × 126,443
  4. Step 4: Simplify right side
    76,514x = 15,987,832,249
  5. Step 5: Solve for x
    x = 15,987,832,249/76,514
  6. Step 6: Final answer
    x = 208,953.03

Related Problems

Find third proportional to 38,257 and 63,221.50
Half scale
Find third proportional to 153,028 and 252,886
Double scale
Find third proportional to 76,516 and 126,446
Similar ratio
Find third proportional to 114,771 and 189,664.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.