Home / 40,874-87,579

Finding the Third Proportional to 40,874 and 87,579

Calculator

Solution

The third proportional to 40,874 and 87,579 is: 187,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,874 : 87,579 = 87,579 : x
  2. Step 2: Convert to fraction form
    40,874/87,579 = 87,579/x
  3. Step 3: Cross multiply
    40,874x = 87,579 × 87,579
  4. Step 4: Simplify right side
    40,874x = 7,670,081,241
  5. Step 5: Solve for x
    x = 7,670,081,241/40,874
  6. Step 6: Final answer
    x = 187,651.84

Related Problems

Find third proportional to 20,437 and 43,789.50
Half scale
Find third proportional to 81,748 and 175,158
Double scale
Find third proportional to 40,876 and 87,583
Similar ratio
Find third proportional to 61,311 and 131,368.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.