Home / 39,015-84,186

Finding the Third Proportional to 39,015 and 84,186

Calculator

Solution

The third proportional to 39,015 and 84,186 is: 181,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,015 : 84,186 = 84,186 : x
  2. Step 2: Convert to fraction form
    39,015/84,186 = 84,186/x
  3. Step 3: Cross multiply
    39,015x = 84,186 × 84,186
  4. Step 4: Simplify right side
    39,015x = 7,087,282,596
  5. Step 5: Solve for x
    x = 7,087,282,596/39,015
  6. Step 6: Final answer
    x = 181,655.33

Related Problems

Find third proportional to 19,507.50 and 42,093
Half scale
Find third proportional to 78,030 and 168,372
Double scale
Find third proportional to 39,017 and 84,190
Similar ratio
Find third proportional to 58,522.50 and 126,279
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.