Home / 28,908-63,107

Finding the Third Proportional to 28,908 and 63,107

Calculator

Solution

The third proportional to 28,908 and 63,107 is: 137,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908 : 63,107 = 63,107 : x
  2. Step 2: Convert to fraction form
    28,908/63,107 = 63,107/x
  3. Step 3: Cross multiply
    28,908x = 63,107 × 63,107
  4. Step 4: Simplify right side
    28,908x = 3,982,493,449
  5. Step 5: Solve for x
    x = 3,982,493,449/28,908
  6. Step 6: Final answer
    x = 137,764.41

Related Problems

Find third proportional to 14,454 and 31,553.50
Half scale
Find third proportional to 57,816 and 126,214
Double scale
Find third proportional to 28,910 and 63,111
Similar ratio
Find third proportional to 43,362 and 94,660.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.