Home / 67.48-107.42

Finding the Third Proportional to 67.48 and 107.42

Calculator

Solution

The third proportional to 67.48 and 107.42 is: 171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.48 : 107.42 = 107.42 : x
  2. Step 2: Convert to fraction form
    67.48/107.42 = 107.42/x
  3. Step 3: Cross multiply
    67.48x = 107.42 × 107.42
  4. Step 4: Simplify right side
    67.48x = 11,539.31
  5. Step 5: Solve for x
    x = 11,539.31/67.48
  6. Step 6: Final answer
    x = 171.01

Related Problems

Find third proportional to 33.74 and 53.71
Half scale
Find third proportional to 134.95 and 214.84
Double scale
Find third proportional to 69 and 111
Similar ratio
Find third proportional to 101.21 and 161.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.