Home / 66,380.52-91,597.05-37,689.72

Finding the Fourth Proportional to 66,380.52, 91,597.05 and 37,689.72

Calculator

Solution

The fourth proportional to 66,380.52, 91,597.05 and 37,689.72 is: 52,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,380.52 : 91,597.05 = 37,689.72 : x
  2. Step 2: Convert to fraction form
    66,380.52/91,597.05 = 37,689.72/x
  3. Step 3: Cross multiply
    66,380.52x = 91,597.05 × 37,689.72
  4. Step 4: Simplify right side
    66,380.52x = 3,452,267,167.33
  5. Step 5: Solve for x
    x = 3,452,267,167.33/66,380.52
  6. Step 6: Final answer
    x = 52,007.23

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.