Home / 47,447.97-71,197.33-30,804.09

Finding the Fourth Proportional to 47,447.97, 71,197.33 and 30,804.09

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Solution

The fourth proportional to 47,447.97, 71,197.33 and 30,804.09 is: 46,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,447.97 : 71,197.33 = 30,804.09 : x
  2. Step 2: Convert to fraction form
    47,447.97/71,197.33 = 30,804.09/x
  3. Step 3: Cross multiply
    47,447.97x = 71,197.33 × 30,804.09
  4. Step 4: Simplify right side
    47,447.97x = 2,193,168,961.08
  5. Step 5: Solve for x
    x = 2,193,168,961.08/47,447.97
  6. Step 6: Final answer
    x = 46,222.61

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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.