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Finding the Fourth Proportional to 93,608, 140,412 and 27,944

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Solution

The fourth proportional to 93,608, 140,412 and 27,944 is: 41,916

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,608 : 140,412 = 27,944 : x
  2. Step 2: Convert to fraction form
    93,608/140,412 = 27,944/x
  3. Step 3: Cross multiply
    93,608x = 140,412 × 27,944
  4. Step 4: Simplify right side
    93,608x = 3,923,672,928
  5. Step 5: Solve for x
    x = 3,923,672,928/93,608
  6. Step 6: Final answer
    x = 41,916

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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.