Home / 87,808.13-121,175.22-47,522.18

Finding the Fourth Proportional to 87,808.13, 121,175.22 and 47,522.18

Calculator

Solution

The fourth proportional to 87,808.13, 121,175.22 and 47,522.18 is: 65,580.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,808.13 : 121,175.22 = 47,522.18 : x
  2. Step 2: Convert to fraction form
    87,808.13/121,175.22 = 47,522.18/x
  3. Step 3: Cross multiply
    87,808.13x = 121,175.22 × 47,522.18
  4. Step 4: Simplify right side
    87,808.13x = 5,758,510,616.38
  5. Step 5: Solve for x
    x = 5,758,510,616.38/87,808.13
  6. Step 6: Final answer
    x = 65,580.61

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.