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Finding the Fourth Proportional to 301,273.54, 451,631.27 and 111,628.24

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Solution

The fourth proportional to 301,273.54, 451,631.27 and 111,628.24 is: 167,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,273.54 : 451,631.27 = 111,628.24 : x
  2. Step 2: Convert to fraction form
    301,273.54/451,631.27 = 111,628.24/x
  3. Step 3: Cross multiply
    301,273.54x = 451,631.27 × 111,628.24
  4. Step 4: Simplify right side
    301,273.54x = 50,414,803,240.92
  5. Step 5: Solve for x
    x = 50,414,803,240.92/301,273.54
  6. Step 6: Final answer
    x = 167,338.97

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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.