Home / 45,329-99,719

Finding the Third Proportional to 45,329 and 99,719

Calculator

Solution

The third proportional to 45,329 and 99,719 is: 219,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,329 : 99,719 = 99,719 : x
  2. Step 2: Convert to fraction form
    45,329/99,719 = 99,719/x
  3. Step 3: Cross multiply
    45,329x = 99,719 × 99,719
  4. Step 4: Simplify right side
    45,329x = 9,943,878,961
  5. Step 5: Solve for x
    x = 9,943,878,961/45,329
  6. Step 6: Final answer
    x = 219,371.24

Related Problems

Find third proportional to 22,664.50 and 49,859.50
Half scale
Find third proportional to 90,658 and 199,438
Double scale
Find third proportional to 45,331 and 99,723
Similar ratio
Find third proportional to 67,993.50 and 149,578.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.