Home / 117,438-181,986

Finding the Third Proportional to 117,438 and 181,986

Calculator

Solution

The third proportional to 117,438 and 181,986 is: 282,011.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,438 : 181,986 = 181,986 : x
  2. Step 2: Convert to fraction form
    117,438/181,986 = 181,986/x
  3. Step 3: Cross multiply
    117,438x = 181,986 × 181,986
  4. Step 4: Simplify right side
    117,438x = 33,118,904,196
  5. Step 5: Solve for x
    x = 33,118,904,196/117,438
  6. Step 6: Final answer
    x = 282,011.82

Related Problems

Find third proportional to 58,719 and 90,993
Half scale
Find third proportional to 234,876 and 363,972
Double scale
Find third proportional to 117,440 and 181,989
Similar ratio
Find third proportional to 176,157 and 272,979
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.