Home / 49.25-71.75

Finding the Third Proportional to 49.25 and 71.75

Calculator

Solution

The third proportional to 49.25 and 71.75 is: 104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.25 : 71.75 = 71.75 : x
  2. Step 2: Convert to fraction form
    49.25/71.75 = 71.75/x
  3. Step 3: Cross multiply
    49.25x = 71.75 × 71.75
  4. Step 4: Simplify right side
    49.25x = 5,148.06
  5. Step 5: Solve for x
    x = 5,148.06/49.25
  6. Step 6: Final answer
    x = 104.53

Related Problems

Find third proportional to 24.63 and 35.88
Half scale
Find third proportional to 98.50 and 143.50
Double scale
Find third proportional to 51 and 75
Similar ratio
Find third proportional to 73.88 and 107.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.