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Finding the Fourth Proportional to 57,592.98, 79,406.60 and 48,046.73

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Solution

The fourth proportional to 57,592.98, 79,406.60 and 48,046.73 is: 66,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,592.98 : 79,406.60 = 48,046.73 : x
  2. Step 2: Convert to fraction form
    57,592.98/79,406.60 = 48,046.73/x
  3. Step 3: Cross multiply
    57,592.98x = 79,406.60 × 48,046.73
  4. Step 4: Simplify right side
    57,592.98x = 3,815,226,833.15
  5. Step 5: Solve for x
    x = 3,815,226,833.15/57,592.98
  6. Step 6: Final answer
    x = 66,244.65

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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.