Home / 45,500-100,000

Finding the Third Proportional to 45,500 and 100,000

Calculator

Solution

The third proportional to 45,500 and 100,000 is: 219,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,500 : 100,000 = 100,000 : x
  2. Step 2: Convert to fraction form
    45,500/100,000 = 100,000/x
  3. Step 3: Cross multiply
    45,500x = 100,000 × 100,000
  4. Step 4: Simplify right side
    45,500x = 10,000,000,000
  5. Step 5: Solve for x
    x = 10,000,000,000/45,500
  6. Step 6: Final answer
    x = 219,780.22

Related Problems

Find third proportional to 22,750 and 50,000
Half scale
Find third proportional to 91,000 and 200,000
Double scale
Find third proportional to 45,502 and 100,004
Similar ratio
Find third proportional to 68,250 and 150,000
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.