Home / 90,962.15-136,448.28-27,791.87

Finding the Fourth Proportional to 90,962.15, 136,448.28 and 27,791.87

Calculator

Solution

The fourth proportional to 90,962.15, 136,448.28 and 27,791.87 is: 41,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,962.15 : 136,448.28 = 27,791.87 : x
  2. Step 2: Convert to fraction form
    90,962.15/136,448.28 = 27,791.87/x
  3. Step 3: Cross multiply
    90,962.15x = 136,448.28 × 27,791.87
  4. Step 4: Simplify right side
    90,962.15x = 3,792,152,859.48
  5. Step 5: Solve for x
    x = 3,792,152,859.48/90,962.15
  6. Step 6: Final answer
    x = 41,689.35

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.