Home / 63,354-139,284

Finding the Third Proportional to 63,354 and 139,284

Calculator

Solution

The third proportional to 63,354 and 139,284 is: 306,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,354 : 139,284 = 139,284 : x
  2. Step 2: Convert to fraction form
    63,354/139,284 = 139,284/x
  3. Step 3: Cross multiply
    63,354x = 139,284 × 139,284
  4. Step 4: Simplify right side
    63,354x = 19,400,032,656
  5. Step 5: Solve for x
    x = 19,400,032,656/63,354
  6. Step 6: Final answer
    x = 306,216.38

Related Problems

Find third proportional to 31,677 and 69,642
Half scale
Find third proportional to 126,708 and 278,568
Double scale
Find third proportional to 63,356 and 139,288
Similar ratio
Find third proportional to 95,031 and 208,926
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.