Home / 145,324-221,753

Finding the Third Proportional to 145,324 and 221,753

Calculator

Solution

The third proportional to 145,324 and 221,753 is: 338,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,324 : 221,753 = 221,753 : x
  2. Step 2: Convert to fraction form
    145,324/221,753 = 221,753/x
  3. Step 3: Cross multiply
    145,324x = 221,753 × 221,753
  4. Step 4: Simplify right side
    145,324x = 49,174,393,009
  5. Step 5: Solve for x
    x = 49,174,393,009/145,324
  6. Step 6: Final answer
    x = 338,377.65

Related Problems

Find third proportional to 72,662 and 110,876.50
Half scale
Find third proportional to 290,648 and 443,506
Double scale
Find third proportional to 145,326 and 221,756
Similar ratio
Find third proportional to 217,986 and 332,629.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.