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Finding the Fourth Proportional to 79,837.66, 110,174.34 and 44,028.64

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Solution

The fourth proportional to 79,837.66, 110,174.34 and 44,028.64 is: 60,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,837.66 : 110,174.34 = 44,028.64 : x
  2. Step 2: Convert to fraction form
    79,837.66/110,174.34 = 44,028.64/x
  3. Step 3: Cross multiply
    79,837.66x = 110,174.34 × 44,028.64
  4. Step 4: Simplify right side
    79,837.66x = 4,850,826,353.10
  5. Step 5: Solve for x
    x = 4,850,826,353.10/79,837.66
  6. Step 6: Final answer
    x = 60,758.62

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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.