Home / 115,228-154,986

Finding the Third Proportional to 115,228 and 154,986

Calculator

Solution

The third proportional to 115,228 and 154,986 is: 208,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,228 : 154,986 = 154,986 : x
  2. Step 2: Convert to fraction form
    115,228/154,986 = 154,986/x
  3. Step 3: Cross multiply
    115,228x = 154,986 × 154,986
  4. Step 4: Simplify right side
    115,228x = 24,020,660,196
  5. Step 5: Solve for x
    x = 24,020,660,196/115,228
  6. Step 6: Final answer
    x = 208,462.01

Related Problems

Find third proportional to 57,614 and 77,493
Half scale
Find third proportional to 230,456 and 309,972
Double scale
Find third proportional to 115,230 and 154,989
Similar ratio
Find third proportional to 172,842 and 232,479
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.