Home / 80,220-120,042

Finding the Third Proportional to 80,220 and 120,042

Calculator

Solution

The third proportional to 80,220 and 120,042 is: 179,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,220 : 120,042 = 120,042 : x
  2. Step 2: Convert to fraction form
    80,220/120,042 = 120,042/x
  3. Step 3: Cross multiply
    80,220x = 120,042 × 120,042
  4. Step 4: Simplify right side
    80,220x = 14,410,081,764
  5. Step 5: Solve for x
    x = 14,410,081,764/80,220
  6. Step 6: Final answer
    x = 179,632.03

Related Problems

Find third proportional to 40,110 and 60,021
Half scale
Find third proportional to 160,440 and 240,084
Double scale
Find third proportional to 80,222 and 120,045
Similar ratio
Find third proportional to 120,330 and 180,063
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.