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Finding the Fourth Proportional to 146,578.92, 219,872.76 and 41,386.92

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Solution

The fourth proportional to 146,578.92, 219,872.76 and 41,386.92 is: 62,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,578.92 : 219,872.76 = 41,386.92 : x
  2. Step 2: Convert to fraction form
    146,578.92/219,872.76 = 41,386.92/x
  3. Step 3: Cross multiply
    146,578.92x = 219,872.76 × 41,386.92
  4. Step 4: Simplify right side
    146,578.92x = 9,099,856,328.30
  5. Step 5: Solve for x
    x = 9,099,856,328.30/146,578.92
  6. Step 6: Final answer
    x = 62,081.62

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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.