Home / 56,407-125,422

Finding the Third Proportional to 56,407 and 125,422

Calculator

Solution

The third proportional to 56,407 and 125,422 is: 278,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407 : 125,422 = 125,422 : x
  2. Step 2: Convert to fraction form
    56,407/125,422 = 125,422/x
  3. Step 3: Cross multiply
    56,407x = 125,422 × 125,422
  4. Step 4: Simplify right side
    56,407x = 15,730,678,084
  5. Step 5: Solve for x
    x = 15,730,678,084/56,407
  6. Step 6: Final answer
    x = 278,878.12

Related Problems

Find third proportional to 28,203.50 and 62,711
Half scale
Find third proportional to 112,814 and 250,844
Double scale
Find third proportional to 56,409 and 125,426
Similar ratio
Find third proportional to 84,610.50 and 188,133
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.