Home / 71,378.83-107,134.67-36,344.71

Finding the Fourth Proportional to 71,378.83, 107,134.67 and 36,344.71

Calculator

Solution

The fourth proportional to 71,378.83, 107,134.67 and 36,344.71 is: 54,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,378.83 : 107,134.67 = 36,344.71 : x
  2. Step 2: Convert to fraction form
    71,378.83/107,134.67 = 36,344.71/x
  3. Step 3: Cross multiply
    71,378.83x = 107,134.67 × 36,344.71
  4. Step 4: Simplify right side
    71,378.83x = 3,893,778,512.10
  5. Step 5: Solve for x
    x = 3,893,778,512.10/71,378.83
  6. Step 6: Final answer
    x = 54,550.89

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.