Home / 136,620-203,525

Finding the Third Proportional to 136,620 and 203,525

Calculator

Solution

The third proportional to 136,620 and 203,525 is: 303,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,620 : 203,525 = 203,525 : x
  2. Step 2: Convert to fraction form
    136,620/203,525 = 203,525/x
  3. Step 3: Cross multiply
    136,620x = 203,525 × 203,525
  4. Step 4: Simplify right side
    136,620x = 41,422,425,625
  5. Step 5: Solve for x
    x = 41,422,425,625/136,620
  6. Step 6: Final answer
    x = 303,194.45

Related Problems

Find third proportional to 68,310 and 101,762.50
Half scale
Find third proportional to 273,240 and 407,050
Double scale
Find third proportional to 136,622 and 203,528
Similar ratio
Find third proportional to 204,930 and 305,287.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.