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Finding the Fourth Proportional to 57,504, 79,353.92 and 32,010.56

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Solution

The fourth proportional to 57,504, 79,353.92 and 32,010.56 is: 44,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,504 : 79,353.92 = 32,010.56 : x
  2. Step 2: Convert to fraction form
    57,504/79,353.92 = 32,010.56/x
  3. Step 3: Cross multiply
    57,504x = 79,353.92 × 32,010.56
  4. Step 4: Simplify right side
    57,504x = 2,540,163,417.40
  5. Step 5: Solve for x
    x = 2,540,163,417.40/57,504
  6. Step 6: Final answer
    x = 44,173.68

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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.