Home / 85,843-131,318

Finding the Third Proportional to 85,843 and 131,318

Calculator

Solution

The third proportional to 85,843 and 131,318 is: 200,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,843 : 131,318 = 131,318 : x
  2. Step 2: Convert to fraction form
    85,843/131,318 = 131,318/x
  3. Step 3: Cross multiply
    85,843x = 131,318 × 131,318
  4. Step 4: Simplify right side
    85,843x = 17,244,417,124
  5. Step 5: Solve for x
    x = 17,244,417,124/85,843
  6. Step 6: Final answer
    x = 200,883.21

Related Problems

Find third proportional to 42,921.50 and 65,659
Half scale
Find third proportional to 171,686 and 262,636
Double scale
Find third proportional to 85,845 and 131,321
Similar ratio
Find third proportional to 128,764.50 and 196,977
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.