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Finding the Fourth Proportional to 93,640.26, 140,474.37 and 34,471.44

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Solution

The fourth proportional to 93,640.26, 140,474.37 and 34,471.44 is: 51,712.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,640.26 : 140,474.37 = 34,471.44 : x
  2. Step 2: Convert to fraction form
    93,640.26/140,474.37 = 34,471.44/x
  3. Step 3: Cross multiply
    93,640.26x = 140,474.37 × 34,471.44
  4. Step 4: Simplify right side
    93,640.26x = 4,842,353,816.99
  5. Step 5: Solve for x
    x = 4,842,353,816.99/93,640.26
  6. Step 6: Final answer
    x = 51,712.31

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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.