Home / 109,191.52-163,791.93-38,121.31

Finding the Fourth Proportional to 109,191.52, 163,791.93 and 38,121.31

Calculator

Solution

The fourth proportional to 109,191.52, 163,791.93 and 38,121.31 is: 57,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,191.52 : 163,791.93 = 38,121.31 : x
  2. Step 2: Convert to fraction form
    109,191.52/163,791.93 = 38,121.31/x
  3. Step 3: Cross multiply
    109,191.52x = 163,791.93 × 38,121.31
  4. Step 4: Simplify right side
    109,191.52x = 6,243,962,120.07
  5. Step 5: Solve for x
    x = 6,243,962,120.07/109,191.52
  6. Step 6: Final answer
    x = 57,183.58

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.