Home / 103,690-223,920

Finding the Third Proportional to 103,690 and 223,920

Calculator

Solution

The third proportional to 103,690 and 223,920 is: 483,558.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690 : 223,920 = 223,920 : x
  2. Step 2: Convert to fraction form
    103,690/223,920 = 223,920/x
  3. Step 3: Cross multiply
    103,690x = 223,920 × 223,920
  4. Step 4: Simplify right side
    103,690x = 50,140,166,400
  5. Step 5: Solve for x
    x = 50,140,166,400/103,690
  6. Step 6: Final answer
    x = 483,558.36

Related Problems

Find third proportional to 51,845 and 111,960
Half scale
Find third proportional to 207,380 and 447,840
Double scale
Find third proportional to 103,692 and 223,924
Similar ratio
Find third proportional to 155,535 and 335,880
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.