Home / 123,138.19-265,923.38

Finding the Third Proportional to 123,138.19 and 265,923.38

Calculator

Solution

The third proportional to 123,138.19 and 265,923.38 is: 574,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,138.19 : 265,923.38 = 265,923.38 : x
  2. Step 2: Convert to fraction form
    123,138.19/265,923.38 = 265,923.38/x
  3. Step 3: Cross multiply
    123,138.19x = 265,923.38 × 265,923.38
  4. Step 4: Simplify right side
    123,138.19x = 70,715,241,371.39
  5. Step 5: Solve for x
    x = 70,715,241,371.39/123,138.19
  6. Step 6: Final answer
    x = 574,275.48

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.