Home / 140,032-221,728

Finding the Third Proportional to 140,032 and 221,728

Calculator

Solution

The third proportional to 140,032 and 221,728 is: 351,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,032 : 221,728 = 221,728 : x
  2. Step 2: Convert to fraction form
    140,032/221,728 = 221,728/x
  3. Step 3: Cross multiply
    140,032x = 221,728 × 221,728
  4. Step 4: Simplify right side
    140,032x = 49,163,305,984
  5. Step 5: Solve for x
    x = 49,163,305,984/140,032
  6. Step 6: Final answer
    x = 351,086.22

Related Problems

Find third proportional to 70,016 and 110,864
Half scale
Find third proportional to 280,064 and 443,456
Double scale
Find third proportional to 140,034 and 221,731
Similar ratio
Find third proportional to 210,048 and 332,592
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.