Home / 68,005-148,108

Finding the Third Proportional to 68,005 and 148,108

Calculator

Solution

The third proportional to 68,005 and 148,108 is: 322,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,005 : 148,108 = 148,108 : x
  2. Step 2: Convert to fraction form
    68,005/148,108 = 148,108/x
  3. Step 3: Cross multiply
    68,005x = 148,108 × 148,108
  4. Step 4: Simplify right side
    68,005x = 21,935,979,664
  5. Step 5: Solve for x
    x = 21,935,979,664/68,005
  6. Step 6: Final answer
    x = 322,564.22

Related Problems

Find third proportional to 34,002.50 and 74,054
Half scale
Find third proportional to 136,010 and 296,216
Double scale
Find third proportional to 68,007 and 148,112
Similar ratio
Find third proportional to 102,007.50 and 222,162
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.