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Finding the Fourth Proportional to 57,886.82, 79,807.23 and 41,740.61

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Solution

The fourth proportional to 57,886.82, 79,807.23 and 41,740.61 is: 57,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,886.82 : 79,807.23 = 41,740.61 : x
  2. Step 2: Convert to fraction form
    57,886.82/79,807.23 = 41,740.61/x
  3. Step 3: Cross multiply
    57,886.82x = 79,807.23 × 41,740.61
  4. Step 4: Simplify right side
    57,886.82x = 3,331,202,662.13
  5. Step 5: Solve for x
    x = 3,331,202,662.13/57,886.82
  6. Step 6: Final answer
    x = 57,546.83

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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.