Home / 81,438-175,188

Finding the Third Proportional to 81,438 and 175,188

Calculator

Solution

The third proportional to 81,438 and 175,188 is: 376,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,438 : 175,188 = 175,188 : x
  2. Step 2: Convert to fraction form
    81,438/175,188 = 175,188/x
  3. Step 3: Cross multiply
    81,438x = 175,188 × 175,188
  4. Step 4: Simplify right side
    81,438x = 30,690,835,344
  5. Step 5: Solve for x
    x = 30,690,835,344/81,438
  6. Step 6: Final answer
    x = 376,861.36

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.