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Finding the Fourth Proportional to 48,324.87, 66,654.90 and 34,014.60

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Solution

The fourth proportional to 48,324.87, 66,654.90 and 34,014.60 is: 46,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,324.87 : 66,654.90 = 34,014.60 : x
  2. Step 2: Convert to fraction form
    48,324.87/66,654.90 = 34,014.60/x
  3. Step 3: Cross multiply
    48,324.87x = 66,654.90 × 34,014.60
  4. Step 4: Simplify right side
    48,324.87x = 2,267,239,761.54
  5. Step 5: Solve for x
    x = 2,267,239,761.54/48,324.87
  6. Step 6: Final answer
    x = 46,916.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.