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Finding the Fourth Proportional to 110,122.61, 165,183.00 and 65,453.54

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Solution

The fourth proportional to 110,122.61, 165,183.00 and 65,453.54 is: 98,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,122.61 : 165,183.00 = 65,453.54 : x
  2. Step 2: Convert to fraction form
    110,122.61/165,183.00 = 65,453.54/x
  3. Step 3: Cross multiply
    110,122.61x = 165,183.00 × 65,453.54
  4. Step 4: Simplify right side
    110,122.61x = 10,811,811,026.45
  5. Step 5: Solve for x
    x = 10,811,811,026.45/110,122.61
  6. Step 6: Final answer
    x = 98,179.76

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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.