Home / 74,720.43-112,207.64-49,919.85

Finding the Fourth Proportional to 74,720.43, 112,207.64 and 49,919.85

Calculator

Solution

The fourth proportional to 74,720.43, 112,207.64 and 49,919.85 is: 74,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,720.43 : 112,207.64 = 49,919.85 : x
  2. Step 2: Convert to fraction form
    74,720.43/112,207.64 = 49,919.85/x
  3. Step 3: Cross multiply
    74,720.43x = 112,207.64 × 49,919.85
  4. Step 4: Simplify right side
    74,720.43x = 5,601,388,308.05
  5. Step 5: Solve for x
    x = 5,601,388,308.05/74,720.43
  6. Step 6: Final answer
    x = 74,964.62

Related Problems

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.