Home / 43,616-67,515

Finding the Third Proportional to 43,616 and 67,515

Calculator

Solution

The third proportional to 43,616 and 67,515 is: 104,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,616 : 67,515 = 67,515 : x
  2. Step 2: Convert to fraction form
    43,616/67,515 = 67,515/x
  3. Step 3: Cross multiply
    43,616x = 67,515 × 67,515
  4. Step 4: Simplify right side
    43,616x = 4,558,275,225
  5. Step 5: Solve for x
    x = 4,558,275,225/43,616
  6. Step 6: Final answer
    x = 104,509.24

Related Problems

Find third proportional to 21,808 and 33,757.50
Half scale
Find third proportional to 87,232 and 135,030
Double scale
Find third proportional to 43,618 and 67,518
Similar ratio
Find third proportional to 65,424 and 101,272.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.