Home / 71,664-109,968

Finding the Third Proportional to 71,664 and 109,968

Calculator

Solution

The third proportional to 71,664 and 109,968 is: 168,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,664 : 109,968 = 109,968 : x
  2. Step 2: Convert to fraction form
    71,664/109,968 = 109,968/x
  3. Step 3: Cross multiply
    71,664x = 109,968 × 109,968
  4. Step 4: Simplify right side
    71,664x = 12,092,961,024
  5. Step 5: Solve for x
    x = 12,092,961,024/71,664
  6. Step 6: Final answer
    x = 168,745.27

Related Problems

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.