Home / 47,894.42-71,857.13-31,286.93

Finding the Fourth Proportional to 47,894.42, 71,857.13 and 31,286.93

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Solution

The fourth proportional to 47,894.42, 71,857.13 and 31,286.93 is: 46,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,894.42 : 71,857.13 = 31,286.93 : x
  2. Step 2: Convert to fraction form
    47,894.42/71,857.13 = 31,286.93/x
  3. Step 3: Cross multiply
    47,894.42x = 71,857.13 × 31,286.93
  4. Step 4: Simplify right side
    47,894.42x = 2,248,188,480.59
  5. Step 5: Solve for x
    x = 2,248,188,480.59/47,894.42
  6. Step 6: Final answer
    x = 46,940.51

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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.