Home / 105,800-220,368

Finding the Third Proportional to 105,800 and 220,368

Calculator

Solution

The third proportional to 105,800 and 220,368 is: 458,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,800 : 220,368 = 220,368 : x
  2. Step 2: Convert to fraction form
    105,800/220,368 = 220,368/x
  3. Step 3: Cross multiply
    105,800x = 220,368 × 220,368
  4. Step 4: Simplify right side
    105,800x = 48,562,055,424
  5. Step 5: Solve for x
    x = 48,562,055,424/105,800
  6. Step 6: Final answer
    x = 458,998.63

Related Problems

Find third proportional to 52,900 and 110,184
Half scale
Find third proportional to 211,600 and 440,736
Double scale
Find third proportional to 105,802 and 220,372
Similar ratio
Find third proportional to 158,700 and 330,552
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.