Home / 138,036-295,740

Finding the Third Proportional to 138,036 and 295,740

Calculator

Solution

The third proportional to 138,036 and 295,740 is: 633,618.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,036 : 295,740 = 295,740 : x
  2. Step 2: Convert to fraction form
    138,036/295,740 = 295,740/x
  3. Step 3: Cross multiply
    138,036x = 295,740 × 295,740
  4. Step 4: Simplify right side
    138,036x = 87,462,147,600
  5. Step 5: Solve for x
    x = 87,462,147,600/138,036
  6. Step 6: Final answer
    x = 633,618.39

Related Problems

Find third proportional to 69,018 and 147,870
Half scale
Find third proportional to 276,072 and 591,480
Double scale
Find third proportional to 138,038 and 295,744
Similar ratio
Find third proportional to 207,054 and 443,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.