Home / 81,734-122,683

Finding the Third Proportional to 81,734 and 122,683

Calculator

Solution

The third proportional to 81,734 and 122,683 is: 184,147.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,734 : 122,683 = 122,683 : x
  2. Step 2: Convert to fraction form
    81,734/122,683 = 122,683/x
  3. Step 3: Cross multiply
    81,734x = 122,683 × 122,683
  4. Step 4: Simplify right side
    81,734x = 15,051,118,489
  5. Step 5: Solve for x
    x = 15,051,118,489/81,734
  6. Step 6: Final answer
    x = 184,147.58

Related Problems

Find third proportional to 40,867 and 61,341.50
Half scale
Find third proportional to 163,468 and 245,366
Double scale
Find third proportional to 81,736 and 122,686
Similar ratio
Find third proportional to 122,601 and 184,024.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.