Home / 53,868-118,320

Finding the Third Proportional to 53,868 and 118,320

Calculator

Solution

The third proportional to 53,868 and 118,320 is: 259,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868 : 118,320 = 118,320 : x
  2. Step 2: Convert to fraction form
    53,868/118,320 = 118,320/x
  3. Step 3: Cross multiply
    53,868x = 118,320 × 118,320
  4. Step 4: Simplify right side
    53,868x = 13,999,622,400
  5. Step 5: Solve for x
    x = 13,999,622,400/53,868
  6. Step 6: Final answer
    x = 259,887.55

Related Problems

Find third proportional to 26,934 and 59,160
Half scale
Find third proportional to 107,736 and 236,640
Double scale
Find third proportional to 53,870 and 118,324
Similar ratio
Find third proportional to 80,802 and 177,480
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.