Home / 40,282-82,668

Finding the Third Proportional to 40,282 and 82,668

Calculator

Solution

The third proportional to 40,282 and 82,668 is: 169,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,282 : 82,668 = 82,668 : x
  2. Step 2: Convert to fraction form
    40,282/82,668 = 82,668/x
  3. Step 3: Cross multiply
    40,282x = 82,668 × 82,668
  4. Step 4: Simplify right side
    40,282x = 6,833,998,224
  5. Step 5: Solve for x
    x = 6,833,998,224/40,282
  6. Step 6: Final answer
    x = 169,653.90

Related Problems

Find third proportional to 20,141 and 41,334
Half scale
Find third proportional to 80,564 and 165,336
Double scale
Find third proportional to 40,284 and 82,672
Similar ratio
Find third proportional to 60,423 and 124,002
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.