Home / 61,344-136,512

Finding the Third Proportional to 61,344 and 136,512

Calculator

Solution

The third proportional to 61,344 and 136,512 is: 303,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344 : 136,512 = 136,512 : x
  2. Step 2: Convert to fraction form
    61,344/136,512 = 136,512/x
  3. Step 3: Cross multiply
    61,344x = 136,512 × 136,512
  4. Step 4: Simplify right side
    61,344x = 18,635,526,144
  5. Step 5: Solve for x
    x = 18,635,526,144/61,344
  6. Step 6: Final answer
    x = 303,787.27

Related Problems

Find third proportional to 30,672 and 68,256
Half scale
Find third proportional to 122,688 and 273,024
Double scale
Find third proportional to 61,346 and 136,516
Similar ratio
Find third proportional to 92,016 and 204,768
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.