Home / 43,198-70,539

Finding the Third Proportional to 43,198 and 70,539

Calculator

Solution

The third proportional to 43,198 and 70,539 is: 115,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,198 : 70,539 = 70,539 : x
  2. Step 2: Convert to fraction form
    43,198/70,539 = 70,539/x
  3. Step 3: Cross multiply
    43,198x = 70,539 × 70,539
  4. Step 4: Simplify right side
    43,198x = 4,975,750,521
  5. Step 5: Solve for x
    x = 4,975,750,521/43,198
  6. Step 6: Final answer
    x = 115,184.74

Related Problems

Find third proportional to 21,599 and 35,269.50
Half scale
Find third proportional to 86,396 and 141,078
Double scale
Find third proportional to 43,200 and 70,542
Similar ratio
Find third proportional to 64,797 and 105,808.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.