Home / 60,108-128,556

Finding the Third Proportional to 60,108 and 128,556

Calculator

Solution

The third proportional to 60,108 and 128,556 is: 274,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,108 : 128,556 = 128,556 : x
  2. Step 2: Convert to fraction form
    60,108/128,556 = 128,556/x
  3. Step 3: Cross multiply
    60,108x = 128,556 × 128,556
  4. Step 4: Simplify right side
    60,108x = 16,526,645,136
  5. Step 5: Solve for x
    x = 16,526,645,136/60,108
  6. Step 6: Final answer
    x = 274,949.18

Related Problems

Find third proportional to 30,054 and 64,278
Half scale
Find third proportional to 120,216 and 257,112
Double scale
Find third proportional to 60,110 and 128,560
Similar ratio
Find third proportional to 90,162 and 192,834
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.