Home / 143,028-214,266

Finding the Third Proportional to 143,028 and 214,266

Calculator

Solution

The third proportional to 143,028 and 214,266 is: 320,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,028 : 214,266 = 214,266 : x
  2. Step 2: Convert to fraction form
    143,028/214,266 = 214,266/x
  3. Step 3: Cross multiply
    143,028x = 214,266 × 214,266
  4. Step 4: Simplify right side
    143,028x = 45,909,918,756
  5. Step 5: Solve for x
    x = 45,909,918,756/143,028
  6. Step 6: Final answer
    x = 320,985.53

Related Problems

Find third proportional to 71,514 and 107,133
Half scale
Find third proportional to 286,056 and 428,532
Double scale
Find third proportional to 143,030 and 214,269
Similar ratio
Find third proportional to 214,542 and 321,399
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.