Home / 63,759-138,696

Finding the Third Proportional to 63,759 and 138,696

Calculator

Solution

The third proportional to 63,759 and 138,696 is: 301,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,759 : 138,696 = 138,696 : x
  2. Step 2: Convert to fraction form
    63,759/138,696 = 138,696/x
  3. Step 3: Cross multiply
    63,759x = 138,696 × 138,696
  4. Step 4: Simplify right side
    63,759x = 19,236,580,416
  5. Step 5: Solve for x
    x = 19,236,580,416/63,759
  6. Step 6: Final answer
    x = 301,707.69

Related Problems

Find third proportional to 31,879.50 and 69,348
Half scale
Find third proportional to 127,518 and 277,392
Double scale
Find third proportional to 63,761 and 138,700
Similar ratio
Find third proportional to 95,638.50 and 208,044
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.