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Finding the Fourth Proportional to 146,629.71, 219,957.39 and 41,448.71

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Solution

The fourth proportional to 146,629.71, 219,957.39 and 41,448.71 is: 62,176.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,629.71 : 219,957.39 = 41,448.71 : x
  2. Step 2: Convert to fraction form
    146,629.71/219,957.39 = 41,448.71/x
  3. Step 3: Cross multiply
    146,629.71x = 219,957.39 × 41,448.71
  4. Step 4: Simplify right side
    146,629.71x = 9,116,950,620.36
  5. Step 5: Solve for x
    x = 9,116,950,620.36/146,629.71
  6. Step 6: Final answer
    x = 62,176.69

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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.