Home / 75,990-175,917

Finding the Third Proportional to 75,990 and 175,917

Calculator

Solution

The third proportional to 75,990 and 175,917 is: 407,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,990 : 175,917 = 175,917 : x
  2. Step 2: Convert to fraction form
    75,990/175,917 = 175,917/x
  3. Step 3: Cross multiply
    75,990x = 175,917 × 175,917
  4. Step 4: Simplify right side
    75,990x = 30,946,790,889
  5. Step 5: Solve for x
    x = 30,946,790,889/75,990
  6. Step 6: Final answer
    x = 407,248.20

Related Problems

Find third proportional to 37,995 and 87,958.50
Half scale
Find third proportional to 151,980 and 351,834
Double scale
Find third proportional to 75,992 and 175,922
Similar ratio
Find third proportional to 113,985 and 263,875.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.