Home / 136,896-204,787

Finding the Third Proportional to 136,896 and 204,787

Calculator

Solution

The third proportional to 136,896 and 204,787 is: 306,347.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,896 : 204,787 = 204,787 : x
  2. Step 2: Convert to fraction form
    136,896/204,787 = 204,787/x
  3. Step 3: Cross multiply
    136,896x = 204,787 × 204,787
  4. Step 4: Simplify right side
    136,896x = 41,937,715,369
  5. Step 5: Solve for x
    x = 41,937,715,369/136,896
  6. Step 6: Final answer
    x = 306,347.27

Related Problems

Find third proportional to 68,448 and 102,393.50
Half scale
Find third proportional to 273,792 and 409,574
Double scale
Find third proportional to 136,898 and 204,790
Similar ratio
Find third proportional to 205,344 and 307,180.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.