Home / 62.78-97.97

Finding the Third Proportional to 62.78 and 97.97

Calculator

Solution

The third proportional to 62.78 and 97.97 is: 152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.78 : 97.97 = 97.97 : x
  2. Step 2: Convert to fraction form
    62.78/97.97 = 97.97/x
  3. Step 3: Cross multiply
    62.78x = 97.97 × 97.97
  4. Step 4: Simplify right side
    62.78x = 9,597.88
  5. Step 5: Solve for x
    x = 9,597.88/62.78
  6. Step 6: Final answer
    x = 152.88

Related Problems

Find third proportional to 31.39 and 48.98
Half scale
Find third proportional to 125.56 and 195.94
Double scale
Find third proportional to 65 and 101
Similar ratio
Find third proportional to 94.17 and 146.95
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.