Home / 31,935-68,568

Finding the Third Proportional to 31,935 and 68,568

Calculator

Solution

The third proportional to 31,935 and 68,568 is: 147,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935 : 68,568 = 68,568 : x
  2. Step 2: Convert to fraction form
    31,935/68,568 = 68,568/x
  3. Step 3: Cross multiply
    31,935x = 68,568 × 68,568
  4. Step 4: Simplify right side
    31,935x = 4,701,570,624
  5. Step 5: Solve for x
    x = 4,701,570,624/31,935
  6. Step 6: Final answer
    x = 147,223.13

Related Problems

Find third proportional to 15,967.50 and 34,284
Half scale
Find third proportional to 63,870 and 137,136
Double scale
Find third proportional to 31,937 and 68,572
Similar ratio
Find third proportional to 47,902.50 and 102,852
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.