Home / 70,498-107,979

Finding the Third Proportional to 70,498 and 107,979

Calculator

Solution

The third proportional to 70,498 and 107,979 is: 165,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,498 : 107,979 = 107,979 : x
  2. Step 2: Convert to fraction form
    70,498/107,979 = 107,979/x
  3. Step 3: Cross multiply
    70,498x = 107,979 × 107,979
  4. Step 4: Simplify right side
    70,498x = 11,659,464,441
  5. Step 5: Solve for x
    x = 11,659,464,441/70,498
  6. Step 6: Final answer
    x = 165,387.17

Related Problems

Find third proportional to 35,249 and 53,989.50
Half scale
Find third proportional to 140,996 and 215,958
Double scale
Find third proportional to 70,500 and 107,982
Similar ratio
Find third proportional to 105,747 and 161,968.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.