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Finding the Fourth Proportional to 93,864, 140,794.50 and 22,787.22

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Solution

The fourth proportional to 93,864, 140,794.50 and 22,787.22 is: 34,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,864 : 140,794.50 = 22,787.22 : x
  2. Step 2: Convert to fraction form
    93,864/140,794.50 = 22,787.22/x
  3. Step 3: Cross multiply
    93,864x = 140,794.50 × 22,787.22
  4. Step 4: Simplify right side
    93,864x = 3,208,315,246.29
  5. Step 5: Solve for x
    x = 3,208,315,246.29/93,864
  6. Step 6: Final answer
    x = 34,180.47

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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.