Home / 40,222-81,522

Finding the Third Proportional to 40,222 and 81,522

Calculator

Solution

The third proportional to 40,222 and 81,522 is: 165,228.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222 : 81,522 = 81,522 : x
  2. Step 2: Convert to fraction form
    40,222/81,522 = 81,522/x
  3. Step 3: Cross multiply
    40,222x = 81,522 × 81,522
  4. Step 4: Simplify right side
    40,222x = 6,645,836,484
  5. Step 5: Solve for x
    x = 6,645,836,484/40,222
  6. Step 6: Final answer
    x = 165,228.89

Related Problems

Find third proportional to 20,111 and 40,761
Half scale
Find third proportional to 80,444 and 163,044
Double scale
Find third proportional to 40,224 and 81,526
Similar ratio
Find third proportional to 60,333 and 122,283
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.