Home / 68,067-144,369

Finding the Third Proportional to 68,067 and 144,369

Calculator

Solution

The third proportional to 68,067 and 144,369 is: 306,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,067 : 144,369 = 144,369 : x
  2. Step 2: Convert to fraction form
    68,067/144,369 = 144,369/x
  3. Step 3: Cross multiply
    68,067x = 144,369 × 144,369
  4. Step 4: Simplify right side
    68,067x = 20,842,408,161
  5. Step 5: Solve for x
    x = 20,842,408,161/68,067
  6. Step 6: Final answer
    x = 306,204.30

Related Problems

Find third proportional to 34,033.50 and 72,184.50
Half scale
Find third proportional to 136,134 and 288,738
Double scale
Find third proportional to 68,069 and 144,373
Similar ratio
Find third proportional to 102,100.50 and 216,553.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.