Home / 55,368-122,157

Finding the Third Proportional to 55,368 and 122,157

Calculator

Solution

The third proportional to 55,368 and 122,157 is: 269,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368 : 122,157 = 122,157 : x
  2. Step 2: Convert to fraction form
    55,368/122,157 = 122,157/x
  3. Step 3: Cross multiply
    55,368x = 122,157 × 122,157
  4. Step 4: Simplify right side
    55,368x = 14,922,332,649
  5. Step 5: Solve for x
    x = 14,922,332,649/55,368
  6. Step 6: Final answer
    x = 269,511.86

Related Problems

Find third proportional to 27,684 and 61,078.50
Half scale
Find third proportional to 110,736 and 244,314
Double scale
Find third proportional to 55,370 and 122,161
Similar ratio
Find third proportional to 83,052 and 183,235.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.