Home / 57,039-122,070

Finding the Third Proportional to 57,039 and 122,070

Calculator

Solution

The third proportional to 57,039 and 122,070 is: 261,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,039 : 122,070 = 122,070 : x
  2. Step 2: Convert to fraction form
    57,039/122,070 = 122,070/x
  3. Step 3: Cross multiply
    57,039x = 122,070 × 122,070
  4. Step 4: Simplify right side
    57,039x = 14,901,084,900
  5. Step 5: Solve for x
    x = 14,901,084,900/57,039
  6. Step 6: Final answer
    x = 261,243.80

Related Problems

Find third proportional to 28,519.50 and 61,035
Half scale
Find third proportional to 114,078 and 244,140
Double scale
Find third proportional to 57,041 and 122,074
Similar ratio
Find third proportional to 85,558.50 and 183,105
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.