Home / 102,560-220,736

Finding the Third Proportional to 102,560 and 220,736

Calculator

Solution

The third proportional to 102,560 and 220,736 is: 475,081.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,560 : 220,736 = 220,736 : x
  2. Step 2: Convert to fraction form
    102,560/220,736 = 220,736/x
  3. Step 3: Cross multiply
    102,560x = 220,736 × 220,736
  4. Step 4: Simplify right side
    102,560x = 48,724,381,696
  5. Step 5: Solve for x
    x = 48,724,381,696/102,560
  6. Step 6: Final answer
    x = 475,081.72

Related Problems

Find third proportional to 51,280 and 110,368
Half scale
Find third proportional to 205,120 and 441,472
Double scale
Find third proportional to 102,562 and 220,740
Similar ratio
Find third proportional to 153,840 and 331,104
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.