Home / 51,266-68,979

Finding the Third Proportional to 51,266 and 68,979

Calculator

Solution

The third proportional to 51,266 and 68,979 is: 92,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,266 : 68,979 = 68,979 : x
  2. Step 2: Convert to fraction form
    51,266/68,979 = 68,979/x
  3. Step 3: Cross multiply
    51,266x = 68,979 × 68,979
  4. Step 4: Simplify right side
    51,266x = 4,758,102,441
  5. Step 5: Solve for x
    x = 4,758,102,441/51,266
  6. Step 6: Final answer
    x = 92,812.05

Related Problems

Find third proportional to 25,633 and 34,489.50
Half scale
Find third proportional to 102,532 and 137,958
Double scale
Find third proportional to 51,268 and 68,982
Similar ratio
Find third proportional to 76,899 and 103,468.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.