Home / 80,052-172,212

Finding the Third Proportional to 80,052 and 172,212

Calculator

Solution

The third proportional to 80,052 and 172,212 is: 370,471.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,052 : 172,212 = 172,212 : x
  2. Step 2: Convert to fraction form
    80,052/172,212 = 172,212/x
  3. Step 3: Cross multiply
    80,052x = 172,212 × 172,212
  4. Step 4: Simplify right side
    80,052x = 29,656,972,944
  5. Step 5: Solve for x
    x = 29,656,972,944/80,052
  6. Step 6: Final answer
    x = 370,471.36

Related Problems

Find third proportional to 40,026 and 86,106
Half scale
Find third proportional to 160,104 and 344,424
Double scale
Find third proportional to 80,054 and 172,216
Similar ratio
Find third proportional to 120,078 and 258,318
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.