Home / 53,928-79,128

Finding the Third Proportional to 53,928 and 79,128

Calculator

Solution

The third proportional to 53,928 and 79,128 is: 116,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,928 : 79,128 = 79,128 : x
  2. Step 2: Convert to fraction form
    53,928/79,128 = 79,128/x
  3. Step 3: Cross multiply
    53,928x = 79,128 × 79,128
  4. Step 4: Simplify right side
    53,928x = 6,261,240,384
  5. Step 5: Solve for x
    x = 6,261,240,384/53,928
  6. Step 6: Final answer
    x = 116,103.70

Related Problems

Find third proportional to 26,964 and 39,564
Half scale
Find third proportional to 107,856 and 158,256
Double scale
Find third proportional to 53,930 and 79,131
Similar ratio
Find third proportional to 80,892 and 118,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.