Home / 71,136.43-98,173.22-39,304.64

Finding the Fourth Proportional to 71,136.43, 98,173.22 and 39,304.64

Calculator

Solution

The fourth proportional to 71,136.43, 98,173.22 and 39,304.64 is: 54,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,136.43 : 98,173.22 = 39,304.64 : x
  2. Step 2: Convert to fraction form
    71,136.43/98,173.22 = 39,304.64/x
  3. Step 3: Cross multiply
    71,136.43x = 98,173.22 × 39,304.64
  4. Step 4: Simplify right side
    71,136.43x = 3,858,663,118.65
  5. Step 5: Solve for x
    x = 3,858,663,118.65/71,136.43
  6. Step 6: Final answer
    x = 54,243.14

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.