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Finding the Fourth Proportional to 73,226.71, 109,800.55 and 33,223.86

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Solution

The fourth proportional to 73,226.71, 109,800.55 and 33,223.86 is: 49,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,226.71 : 109,800.55 = 33,223.86 : x
  2. Step 2: Convert to fraction form
    73,226.71/109,800.55 = 33,223.86/x
  3. Step 3: Cross multiply
    73,226.71x = 109,800.55 × 33,223.86
  4. Step 4: Simplify right side
    73,226.71x = 3,647,997,386.00
  5. Step 5: Solve for x
    x = 3,647,997,386.00/73,226.71
  6. Step 6: Final answer
    x = 49,817.86

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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.