Home / 140,450-214,851

Finding the Third Proportional to 140,450 and 214,851

Calculator

Solution

The third proportional to 140,450 and 214,851 is: 328,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,450 : 214,851 = 214,851 : x
  2. Step 2: Convert to fraction form
    140,450/214,851 = 214,851/x
  3. Step 3: Cross multiply
    140,450x = 214,851 × 214,851
  4. Step 4: Simplify right side
    140,450x = 46,160,952,201
  5. Step 5: Solve for x
    x = 46,160,952,201/140,450
  6. Step 6: Final answer
    x = 328,664.67

Related Problems

Find third proportional to 70,225 and 107,425.50
Half scale
Find third proportional to 280,900 and 429,702
Double scale
Find third proportional to 140,452 and 214,854
Similar ratio
Find third proportional to 210,675 and 322,276.50
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.