Home / 112,845-243,318

Finding the Third Proportional to 112,845 and 243,318

Calculator

Solution

The third proportional to 112,845 and 243,318 is: 524,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,845 : 243,318 = 243,318 : x
  2. Step 2: Convert to fraction form
    112,845/243,318 = 243,318/x
  3. Step 3: Cross multiply
    112,845x = 243,318 × 243,318
  4. Step 4: Simplify right side
    112,845x = 59,203,649,124
  5. Step 5: Solve for x
    x = 59,203,649,124/112,845
  6. Step 6: Final answer
    x = 524,645.75

Related Problems

Find third proportional to 56,422.50 and 121,659
Half scale
Find third proportional to 225,690 and 486,636
Double scale
Find third proportional to 112,847 and 243,322
Similar ratio
Find third proportional to 169,267.50 and 364,977
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.