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Finding the Fourth Proportional to 73,491.90, 110,163.41 and 49,801.85

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Solution

The fourth proportional to 73,491.90, 110,163.41 and 49,801.85 is: 74,652.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,491.90 : 110,163.41 = 49,801.85 : x
  2. Step 2: Convert to fraction form
    73,491.90/110,163.41 = 49,801.85/x
  3. Step 3: Cross multiply
    73,491.90x = 110,163.41 × 49,801.85
  4. Step 4: Simplify right side
    73,491.90x = 5,486,341,697.18
  5. Step 5: Solve for x
    x = 5,486,341,697.18/73,491.90
  6. Step 6: Final answer
    x = 74,652.33

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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.