Home / 81,367-118,317

Finding the Third Proportional to 81,367 and 118,317

Calculator

Solution

The third proportional to 81,367 and 118,317 is: 172,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,367 : 118,317 = 118,317 : x
  2. Step 2: Convert to fraction form
    81,367/118,317 = 118,317/x
  3. Step 3: Cross multiply
    81,367x = 118,317 × 118,317
  4. Step 4: Simplify right side
    81,367x = 13,998,912,489
  5. Step 5: Solve for x
    x = 13,998,912,489/81,367
  6. Step 6: Final answer
    x = 172,046.56

Related Problems

Find third proportional to 40,683.50 and 59,158.50
Half scale
Find third proportional to 162,734 and 236,634
Double scale
Find third proportional to 81,369 and 118,320
Similar ratio
Find third proportional to 122,050.50 and 177,475.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.