Home / 76,858-165,198

Finding the Third Proportional to 76,858 and 165,198

Calculator

Solution

The third proportional to 76,858 and 165,198 is: 355,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,858 : 165,198 = 165,198 : x
  2. Step 2: Convert to fraction form
    76,858/165,198 = 165,198/x
  3. Step 3: Cross multiply
    76,858x = 165,198 × 165,198
  4. Step 4: Simplify right side
    76,858x = 27,290,379,204
  5. Step 5: Solve for x
    x = 27,290,379,204/76,858
  6. Step 6: Final answer
    x = 355,075.32

Related Problems

Find third proportional to 38,429 and 82,599
Half scale
Find third proportional to 153,716 and 330,396
Double scale
Find third proportional to 76,860 and 165,202
Similar ratio
Find third proportional to 115,287 and 247,797
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.