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Finding the Fourth Proportional to 79,745.65, 110,049.03 and 43,935.35

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Solution

The fourth proportional to 79,745.65, 110,049.03 and 43,935.35 is: 60,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,745.65 : 110,049.03 = 43,935.35 : x
  2. Step 2: Convert to fraction form
    79,745.65/110,049.03 = 43,935.35/x
  3. Step 3: Cross multiply
    79,745.65x = 110,049.03 × 43,935.35
  4. Step 4: Simplify right side
    79,745.65x = 4,835,042,099.97
  5. Step 5: Solve for x
    x = 4,835,042,099.97/79,745.65
  6. Step 6: Final answer
    x = 60,630.80

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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.