Home / 76,777.48-115,166.94-75,144.52

Finding the Fourth Proportional to 76,777.48, 115,166.94 and 75,144.52

Calculator

Solution

The fourth proportional to 76,777.48, 115,166.94 and 75,144.52 is: 112,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,777.48 : 115,166.94 = 75,144.52 : x
  2. Step 2: Convert to fraction form
    76,777.48/115,166.94 = 75,144.52/x
  3. Step 3: Cross multiply
    76,777.48x = 115,166.94 × 75,144.52
  4. Step 4: Simplify right side
    76,777.48x = 8,654,164,426.17
  5. Step 5: Solve for x
    x = 8,654,164,426.17/76,777.48
  6. Step 6: Final answer
    x = 112,717.48

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.