Home / 71,322.72-98,425.36-39,491.62

Finding the Fourth Proportional to 71,322.72, 98,425.36 and 39,491.62

Calculator

Solution

The fourth proportional to 71,322.72, 98,425.36 and 39,491.62 is: 54,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,322.72 : 98,425.36 = 39,491.62 : x
  2. Step 2: Convert to fraction form
    71,322.72/98,425.36 = 39,491.62/x
  3. Step 3: Cross multiply
    71,322.72x = 98,425.36 × 39,491.62
  4. Step 4: Simplify right side
    71,322.72x = 3,886,976,915.48
  5. Step 5: Solve for x
    x = 3,886,976,915.48/71,322.72
  6. Step 6: Final answer
    x = 54,498.44

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.