Home / 40,362-86,724

Finding the Third Proportional to 40,362 and 86,724

Calculator

Solution

The third proportional to 40,362 and 86,724 is: 186,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,362 : 86,724 = 86,724 : x
  2. Step 2: Convert to fraction form
    40,362/86,724 = 86,724/x
  3. Step 3: Cross multiply
    40,362x = 86,724 × 86,724
  4. Step 4: Simplify right side
    40,362x = 7,521,052,176
  5. Step 5: Solve for x
    x = 7,521,052,176/40,362
  6. Step 6: Final answer
    x = 186,339.93

Related Problems

Find third proportional to 20,181 and 43,362
Half scale
Find third proportional to 80,724 and 173,448
Double scale
Find third proportional to 40,364 and 86,728
Similar ratio
Find third proportional to 60,543 and 130,086
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.