Home / 71,419.50-146,115

Finding the Third Proportional to 71,419.50 and 146,115

Calculator

Solution

The third proportional to 71,419.50 and 146,115 is: 298,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,419.50 : 146,115 = 146,115 : x
  2. Step 2: Convert to fraction form
    71,419.50/146,115 = 146,115/x
  3. Step 3: Cross multiply
    71,419.50x = 146,115 × 146,115
  4. Step 4: Simplify right side
    71,419.50x = 21,349,593,225
  5. Step 5: Solve for x
    x = 21,349,593,225/71,419.50
  6. Step 6: Final answer
    x = 298,932.27

Related Problems

Find third proportional to 35,709.75 and 73,057.50
Half scale
Find third proportional to 142,839 and 292,230
Double scale
Find third proportional to 71,422 and 146,119
Similar ratio
Find third proportional to 107,129.25 and 219,172.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.