Home / 100,904-214,108

Finding the Third Proportional to 100,904 and 214,108

Calculator

Solution

The third proportional to 100,904 and 214,108 is: 454,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,904 : 214,108 = 214,108 : x
  2. Step 2: Convert to fraction form
    100,904/214,108 = 214,108/x
  3. Step 3: Cross multiply
    100,904x = 214,108 × 214,108
  4. Step 4: Simplify right side
    100,904x = 45,842,235,664
  5. Step 5: Solve for x
    x = 45,842,235,664/100,904
  6. Step 6: Final answer
    x = 454,315.35

Related Problems

Find third proportional to 50,452 and 107,054
Half scale
Find third proportional to 201,808 and 428,216
Double scale
Find third proportional to 100,906 and 214,112
Similar ratio
Find third proportional to 151,356 and 321,162
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.