Home / 55,620-120,188

Finding the Third Proportional to 55,620 and 120,188

Calculator

Solution

The third proportional to 55,620 and 120,188 is: 259,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,620 : 120,188 = 120,188 : x
  2. Step 2: Convert to fraction form
    55,620/120,188 = 120,188/x
  3. Step 3: Cross multiply
    55,620x = 120,188 × 120,188
  4. Step 4: Simplify right side
    55,620x = 14,445,155,344
  5. Step 5: Solve for x
    x = 14,445,155,344/55,620
  6. Step 6: Final answer
    x = 259,711.53

Related Problems

Find third proportional to 27,810 and 60,094
Half scale
Find third proportional to 111,240 and 240,376
Double scale
Find third proportional to 55,622 and 120,192
Similar ratio
Find third proportional to 83,430 and 180,282
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.