Home / 136,827-204,687

Finding the Third Proportional to 136,827 and 204,687

Calculator

Solution

The third proportional to 136,827 and 204,687 is: 306,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,827 : 204,687 = 204,687 : x
  2. Step 2: Convert to fraction form
    136,827/204,687 = 204,687/x
  3. Step 3: Cross multiply
    136,827x = 204,687 × 204,687
  4. Step 4: Simplify right side
    136,827x = 41,896,767,969
  5. Step 5: Solve for x
    x = 41,896,767,969/136,827
  6. Step 6: Final answer
    x = 306,202.49

Related Problems

Find third proportional to 68,413.50 and 102,343.50
Half scale
Find third proportional to 273,654 and 409,374
Double scale
Find third proportional to 136,829 and 204,690
Similar ratio
Find third proportional to 205,240.50 and 307,030.50
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.