Home / 64,122-85,581

Finding the Third Proportional to 64,122 and 85,581

Calculator

Solution

The third proportional to 64,122 and 85,581 is: 114,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122 : 85,581 = 85,581 : x
  2. Step 2: Convert to fraction form
    64,122/85,581 = 85,581/x
  3. Step 3: Cross multiply
    64,122x = 85,581 × 85,581
  4. Step 4: Simplify right side
    64,122x = 7,324,107,561
  5. Step 5: Solve for x
    x = 7,324,107,561/64,122
  6. Step 6: Final answer
    x = 114,221.45

Related Problems

Find third proportional to 32,061 and 42,790.50
Half scale
Find third proportional to 128,244 and 171,162
Double scale
Find third proportional to 64,124 and 85,584
Similar ratio
Find third proportional to 96,183 and 128,371.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.