Home / 81,206.52-112,074.68-47,672.52

Finding the Fourth Proportional to 81,206.52, 112,074.68 and 47,672.52

Calculator

Solution

The fourth proportional to 81,206.52, 112,074.68 and 47,672.52 is: 65,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,206.52 : 112,074.68 = 47,672.52 : x
  2. Step 2: Convert to fraction form
    81,206.52/112,074.68 = 47,672.52/x
  3. Step 3: Cross multiply
    81,206.52x = 112,074.68 × 47,672.52
  4. Step 4: Simplify right side
    81,206.52x = 5,342,882,423.79
  5. Step 5: Solve for x
    x = 5,342,882,423.79/81,206.52
  6. Step 6: Final answer
    x = 65,793.76

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.