Home / 103,658-215,104

Finding the Third Proportional to 103,658 and 215,104

Calculator

Solution

The third proportional to 103,658 and 215,104 is: 446,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,658 : 215,104 = 215,104 : x
  2. Step 2: Convert to fraction form
    103,658/215,104 = 215,104/x
  3. Step 3: Cross multiply
    103,658x = 215,104 × 215,104
  4. Step 4: Simplify right side
    103,658x = 46,269,730,816
  5. Step 5: Solve for x
    x = 46,269,730,816/103,658
  6. Step 6: Final answer
    x = 446,369.13

Related Problems

Find third proportional to 51,829 and 107,552
Half scale
Find third proportional to 207,316 and 430,208
Double scale
Find third proportional to 103,660 and 215,108
Similar ratio
Find third proportional to 155,487 and 322,656
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.