Home / 51,856-80,080

Finding the Third Proportional to 51,856 and 80,080

Calculator

Solution

The third proportional to 51,856 and 80,080 is: 123,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,856 : 80,080 = 80,080 : x
  2. Step 2: Convert to fraction form
    51,856/80,080 = 80,080/x
  3. Step 3: Cross multiply
    51,856x = 80,080 × 80,080
  4. Step 4: Simplify right side
    51,856x = 6,412,806,400
  5. Step 5: Solve for x
    x = 6,412,806,400/51,856
  6. Step 6: Final answer
    x = 123,665.66

Related Problems

Find third proportional to 25,928 and 40,040
Half scale
Find third proportional to 103,712 and 160,160
Double scale
Find third proportional to 51,858 and 80,083
Similar ratio
Find third proportional to 77,784 and 120,120
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.