Home / 42,272-91,589

Finding the Third Proportional to 42,272 and 91,589

Calculator

Solution

The third proportional to 42,272 and 91,589 is: 198,442.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,272 : 91,589 = 91,589 : x
  2. Step 2: Convert to fraction form
    42,272/91,589 = 91,589/x
  3. Step 3: Cross multiply
    42,272x = 91,589 × 91,589
  4. Step 4: Simplify right side
    42,272x = 8,388,544,921
  5. Step 5: Solve for x
    x = 8,388,544,921/42,272
  6. Step 6: Final answer
    x = 198,442.11

Related Problems

Find third proportional to 21,136 and 45,794.50
Half scale
Find third proportional to 84,544 and 183,178
Double scale
Find third proportional to 42,274 and 91,593
Similar ratio
Find third proportional to 63,408 and 137,383.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.