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Finding the Fourth Proportional to 219,467.93, 329,201.91 and 61,696.41

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Solution

The fourth proportional to 219,467.93, 329,201.91 and 61,696.41 is: 92,544.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,467.93 : 329,201.91 = 61,696.41 : x
  2. Step 2: Convert to fraction form
    219,467.93/329,201.91 = 61,696.41/x
  3. Step 3: Cross multiply
    219,467.93x = 329,201.91 × 61,696.41
  4. Step 4: Simplify right side
    219,467.93x = 20,310,576,012.14
  5. Step 5: Solve for x
    x = 20,310,576,012.14/219,467.93
  6. Step 6: Final answer
    x = 92,544.62

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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.