Home / 66,151.55-91,286.52-39,293.35

Finding the Fourth Proportional to 66,151.55, 91,286.52 and 39,293.35

Calculator

Solution

The fourth proportional to 66,151.55, 91,286.52 and 39,293.35 is: 54,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,151.55 : 91,286.52 = 39,293.35 : x
  2. Step 2: Convert to fraction form
    66,151.55/91,286.52 = 39,293.35/x
  3. Step 3: Cross multiply
    66,151.55x = 91,286.52 × 39,293.35
  4. Step 4: Simplify right side
    66,151.55x = 3,586,953,180.64
  5. Step 5: Solve for x
    x = 3,586,953,180.64/66,151.55
  6. Step 6: Final answer
    x = 54,223.27

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.