Home / 157,792-221,946

Finding the Third Proportional to 157,792 and 221,946

Calculator

Solution

The third proportional to 157,792 and 221,946 is: 312,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,792 : 221,946 = 221,946 : x
  2. Step 2: Convert to fraction form
    157,792/221,946 = 221,946/x
  3. Step 3: Cross multiply
    157,792x = 221,946 × 221,946
  4. Step 4: Simplify right side
    157,792x = 49,260,026,916
  5. Step 5: Solve for x
    x = 49,260,026,916/157,792
  6. Step 6: Final answer
    x = 312,183.30

Related Problems

Find third proportional to 78,896 and 110,973
Half scale
Find third proportional to 315,584 and 443,892
Double scale
Find third proportional to 157,794 and 221,949
Similar ratio
Find third proportional to 236,688 and 332,919
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.