Home / 285,949.88-428,645.88-136,149.92

Finding the Fourth Proportional to 285,949.88, 428,645.88 and 136,149.92

Calculator

Solution

The fourth proportional to 285,949.88, 428,645.88 and 136,149.92 is: 204,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,949.88 : 428,645.88 = 136,149.92 : x
  2. Step 2: Convert to fraction form
    285,949.88/428,645.88 = 136,149.92/x
  3. Step 3: Cross multiply
    285,949.88x = 428,645.88 × 136,149.92
  4. Step 4: Simplify right side
    285,949.88x = 58,360,100,127.10
  5. Step 5: Solve for x
    x = 58,360,100,127.10/285,949.88
  6. Step 6: Final answer
    x = 204,092.06

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.