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Finding the Fourth Proportional to 93,993.54, 140,983.74 and 44,084.58

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Solution

The fourth proportional to 93,993.54, 140,983.74 and 44,084.58 is: 66,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,993.54 : 140,983.74 = 44,084.58 : x
  2. Step 2: Convert to fraction form
    93,993.54/140,983.74 = 44,084.58/x
  3. Step 3: Cross multiply
    93,993.54x = 140,983.74 × 44,084.58
  4. Step 4: Simplify right side
    93,993.54x = 6,215,208,964.73
  5. Step 5: Solve for x
    x = 6,215,208,964.73/93,993.54
  6. Step 6: Final answer
    x = 66,123.79

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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.