Home / 144,248-221,856

Finding the Third Proportional to 144,248 and 221,856

Calculator

Solution

The third proportional to 144,248 and 221,856 is: 341,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,248 : 221,856 = 221,856 : x
  2. Step 2: Convert to fraction form
    144,248/221,856 = 221,856/x
  3. Step 3: Cross multiply
    144,248x = 221,856 × 221,856
  4. Step 4: Simplify right side
    144,248x = 49,220,084,736
  5. Step 5: Solve for x
    x = 49,220,084,736/144,248
  6. Step 6: Final answer
    x = 341,218.49

Related Problems

Find third proportional to 72,124 and 110,928
Half scale
Find third proportional to 288,496 and 443,712
Double scale
Find third proportional to 144,250 and 221,859
Similar ratio
Find third proportional to 216,372 and 332,784
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.