Home / 86,948-138,204

Finding the Third Proportional to 86,948 and 138,204

Calculator

Solution

The third proportional to 86,948 and 138,204 is: 219,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,948 : 138,204 = 138,204 : x
  2. Step 2: Convert to fraction form
    86,948/138,204 = 138,204/x
  3. Step 3: Cross multiply
    86,948x = 138,204 × 138,204
  4. Step 4: Simplify right side
    86,948x = 19,100,345,616
  5. Step 5: Solve for x
    x = 19,100,345,616/86,948
  6. Step 6: Final answer
    x = 219,675.50

Related Problems

Find third proportional to 43,474 and 69,102
Half scale
Find third proportional to 173,896 and 276,408
Double scale
Find third proportional to 86,950 and 138,207
Similar ratio
Find third proportional to 130,422 and 207,306
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.