Home / 79,288-108,727

Finding the Third Proportional to 79,288 and 108,727

Calculator

Solution

The third proportional to 79,288 and 108,727 is: 149,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,288 : 108,727 = 108,727 : x
  2. Step 2: Convert to fraction form
    79,288/108,727 = 108,727/x
  3. Step 3: Cross multiply
    79,288x = 108,727 × 108,727
  4. Step 4: Simplify right side
    79,288x = 11,821,560,529
  5. Step 5: Solve for x
    x = 11,821,560,529/79,288
  6. Step 6: Final answer
    x = 149,096.47

Related Problems

Find third proportional to 39,644 and 54,363.50
Half scale
Find third proportional to 158,576 and 217,454
Double scale
Find third proportional to 79,290 and 108,730
Similar ratio
Find third proportional to 118,932 and 163,090.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.