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Finding the Fourth Proportional to 73,273.92, 109,919.52 and 23,336.64

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Solution

The fourth proportional to 73,273.92, 109,919.52 and 23,336.64 is: 35,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,273.92 : 109,919.52 = 23,336.64 : x
  2. Step 2: Convert to fraction form
    73,273.92/109,919.52 = 23,336.64/x
  3. Step 3: Cross multiply
    73,273.92x = 109,919.52 × 23,336.64
  4. Step 4: Simplify right side
    73,273.92x = 2,565,152,267.21
  5. Step 5: Solve for x
    x = 2,565,152,267.21/73,273.92
  6. Step 6: Final answer
    x = 35,007.71

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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.