Home / 71,180-109,183

Finding the Third Proportional to 71,180 and 109,183

Calculator

Solution

The third proportional to 71,180 and 109,183 is: 167,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,180 : 109,183 = 109,183 : x
  2. Step 2: Convert to fraction form
    71,180/109,183 = 109,183/x
  3. Step 3: Cross multiply
    71,180x = 109,183 × 109,183
  4. Step 4: Simplify right side
    71,180x = 11,920,927,489
  5. Step 5: Solve for x
    x = 11,920,927,489/71,180
  6. Step 6: Final answer
    x = 167,475.80

Related Problems

Find third proportional to 35,590 and 54,591.50
Half scale
Find third proportional to 142,360 and 218,366
Double scale
Find third proportional to 71,182 and 109,186
Similar ratio
Find third proportional to 106,770 and 163,774.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.