Home / 80,919-165,051

Finding the Third Proportional to 80,919 and 165,051

Calculator

Solution

The third proportional to 80,919 and 165,051 is: 336,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,919 : 165,051 = 165,051 : x
  2. Step 2: Convert to fraction form
    80,919/165,051 = 165,051/x
  3. Step 3: Cross multiply
    80,919x = 165,051 × 165,051
  4. Step 4: Simplify right side
    80,919x = 27,241,832,601
  5. Step 5: Solve for x
    x = 27,241,832,601/80,919
  6. Step 6: Final answer
    x = 336,655.58

Related Problems

Find third proportional to 40,459.50 and 82,525.50
Half scale
Find third proportional to 161,838 and 330,102
Double scale
Find third proportional to 80,921 and 165,055
Similar ratio
Find third proportional to 121,378.50 and 247,576.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.