Home / 121,356-181,098

Finding the Third Proportional to 121,356 and 181,098

Calculator

Solution

The third proportional to 121,356 and 181,098 is: 270,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,356 : 181,098 = 181,098 : x
  2. Step 2: Convert to fraction form
    121,356/181,098 = 181,098/x
  3. Step 3: Cross multiply
    121,356x = 181,098 × 181,098
  4. Step 4: Simplify right side
    121,356x = 32,796,485,604
  5. Step 5: Solve for x
    x = 32,796,485,604/121,356
  6. Step 6: Final answer
    x = 270,250.22

Related Problems

Find third proportional to 60,678 and 90,549
Half scale
Find third proportional to 242,712 and 362,196
Double scale
Find third proportional to 121,358 and 181,101
Similar ratio
Find third proportional to 182,034 and 271,647
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.