Home / 40,210-84,824

Finding the Third Proportional to 40,210 and 84,824

Calculator

Solution

The third proportional to 40,210 and 84,824 is: 178,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210 : 84,824 = 84,824 : x
  2. Step 2: Convert to fraction form
    40,210/84,824 = 84,824/x
  3. Step 3: Cross multiply
    40,210x = 84,824 × 84,824
  4. Step 4: Simplify right side
    40,210x = 7,195,110,976
  5. Step 5: Solve for x
    x = 7,195,110,976/40,210
  6. Step 6: Final answer
    x = 178,938.35

Related Problems

Find third proportional to 20,105 and 42,412
Half scale
Find third proportional to 80,420 and 169,648
Double scale
Find third proportional to 40,212 and 84,828
Similar ratio
Find third proportional to 60,315 and 127,236
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.