Home / 43,510-90,800

Finding the Third Proportional to 43,510 and 90,800

Calculator

Solution

The third proportional to 43,510 and 90,800 is: 189,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,510 : 90,800 = 90,800 : x
  2. Step 2: Convert to fraction form
    43,510/90,800 = 90,800/x
  3. Step 3: Cross multiply
    43,510x = 90,800 × 90,800
  4. Step 4: Simplify right side
    43,510x = 8,244,640,000
  5. Step 5: Solve for x
    x = 8,244,640,000/43,510
  6. Step 6: Final answer
    x = 189,488.39

Related Problems

Find third proportional to 21,755 and 45,400
Half scale
Find third proportional to 87,020 and 181,600
Double scale
Find third proportional to 43,512 and 90,804
Similar ratio
Find third proportional to 65,265 and 136,200
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.