Home / 45,450-99,320

Finding the Third Proportional to 45,450 and 99,320

Calculator

Solution

The third proportional to 45,450 and 99,320 is: 217,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,450 : 99,320 = 99,320 : x
  2. Step 2: Convert to fraction form
    45,450/99,320 = 99,320/x
  3. Step 3: Cross multiply
    45,450x = 99,320 × 99,320
  4. Step 4: Simplify right side
    45,450x = 9,864,462,400
  5. Step 5: Solve for x
    x = 9,864,462,400/45,450
  6. Step 6: Final answer
    x = 217,039.88

Related Problems

Find third proportional to 22,725 and 49,660
Half scale
Find third proportional to 90,900 and 198,640
Double scale
Find third proportional to 45,452 and 99,324
Similar ratio
Find third proportional to 68,175 and 148,980
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.