Home / 37,806-78,722

Finding the Third Proportional to 37,806 and 78,722

Calculator

Solution

The third proportional to 37,806 and 78,722 is: 163,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,806 : 78,722 = 78,722 : x
  2. Step 2: Convert to fraction form
    37,806/78,722 = 78,722/x
  3. Step 3: Cross multiply
    37,806x = 78,722 × 78,722
  4. Step 4: Simplify right side
    37,806x = 6,197,153,284
  5. Step 5: Solve for x
    x = 6,197,153,284/37,806
  6. Step 6: Final answer
    x = 163,919.84

Related Problems

Find third proportional to 18,903 and 39,361
Half scale
Find third proportional to 75,612 and 157,444
Double scale
Find third proportional to 37,808 and 78,726
Similar ratio
Find third proportional to 56,709 and 118,083
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.