Home / 144,663-221,163

Finding the Third Proportional to 144,663 and 221,163

Calculator

Solution

The third proportional to 144,663 and 221,163 is: 338,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,663 : 221,163 = 221,163 : x
  2. Step 2: Convert to fraction form
    144,663/221,163 = 221,163/x
  3. Step 3: Cross multiply
    144,663x = 221,163 × 221,163
  4. Step 4: Simplify right side
    144,663x = 48,913,072,569
  5. Step 5: Solve for x
    x = 48,913,072,569/144,663
  6. Step 6: Final answer
    x = 338,117.37

Related Problems

Find third proportional to 72,331.50 and 110,581.50
Half scale
Find third proportional to 289,326 and 442,326
Double scale
Find third proportional to 144,665 and 221,166
Similar ratio
Find third proportional to 216,994.50 and 331,744.50
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.