Home / 43,508-90,768

Finding the Third Proportional to 43,508 and 90,768

Calculator

Solution

The third proportional to 43,508 and 90,768 is: 189,363.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,508 : 90,768 = 90,768 : x
  2. Step 2: Convert to fraction form
    43,508/90,768 = 90,768/x
  3. Step 3: Cross multiply
    43,508x = 90,768 × 90,768
  4. Step 4: Simplify right side
    43,508x = 8,238,829,824
  5. Step 5: Solve for x
    x = 8,238,829,824/43,508
  6. Step 6: Final answer
    x = 189,363.56

Related Problems

Find third proportional to 21,754 and 45,384
Half scale
Find third proportional to 87,016 and 181,536
Double scale
Find third proportional to 43,510 and 90,772
Similar ratio
Find third proportional to 65,262 and 136,152
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.