Home / 110,904-155,212

Finding the Third Proportional to 110,904 and 155,212

Calculator

Solution

The third proportional to 110,904 and 155,212 is: 217,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,904 : 155,212 = 155,212 : x
  2. Step 2: Convert to fraction form
    110,904/155,212 = 155,212/x
  3. Step 3: Cross multiply
    110,904x = 155,212 × 155,212
  4. Step 4: Simplify right side
    110,904x = 24,090,764,944
  5. Step 5: Solve for x
    x = 24,090,764,944/110,904
  6. Step 6: Final answer
    x = 217,221.79

Related Problems

Find third proportional to 55,452 and 77,606
Half scale
Find third proportional to 221,808 and 310,424
Double scale
Find third proportional to 110,906 and 155,215
Similar ratio
Find third proportional to 166,356 and 232,818
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.