Home / 74,998.42-103,498.92-50,806.78

Finding the Fourth Proportional to 74,998.42, 103,498.92 and 50,806.78

Calculator

Solution

The fourth proportional to 74,998.42, 103,498.92 and 50,806.78 is: 70,114.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,998.42 : 103,498.92 = 50,806.78 : x
  2. Step 2: Convert to fraction form
    74,998.42/103,498.92 = 50,806.78/x
  3. Step 3: Cross multiply
    74,998.42x = 103,498.92 × 50,806.78
  4. Step 4: Simplify right side
    74,998.42x = 5,258,446,858.68
  5. Step 5: Solve for x
    x = 5,258,446,858.68/74,998.42
  6. Step 6: Final answer
    x = 70,114.10

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.