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Finding the Fourth Proportional to 57,894.73, 86,797.56 and 29,408.28

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Solution

The fourth proportional to 57,894.73, 86,797.56 and 29,408.28 is: 44,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,894.73 : 86,797.56 = 29,408.28 : x
  2. Step 2: Convert to fraction form
    57,894.73/86,797.56 = 29,408.28/x
  3. Step 3: Cross multiply
    57,894.73x = 86,797.56 × 29,408.28
  4. Step 4: Simplify right side
    57,894.73x = 2,552,566,947.80
  5. Step 5: Solve for x
    x = 2,552,566,947.80/57,894.73
  6. Step 6: Final answer
    x = 44,089.80

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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.