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Finding the Fourth Proportional to 93,425.94, 140,147.01 and 26,871.48

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Solution

The fourth proportional to 93,425.94, 140,147.01 and 26,871.48 is: 40,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,425.94 : 140,147.01 = 26,871.48 : x
  2. Step 2: Convert to fraction form
    93,425.94/140,147.01 = 26,871.48/x
  3. Step 3: Cross multiply
    93,425.94x = 140,147.01 × 26,871.48
  4. Step 4: Simplify right side
    93,425.94x = 3,765,957,576.27
  5. Step 5: Solve for x
    x = 3,765,957,576.27/93,425.94
  6. Step 6: Final answer
    x = 40,309.55

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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.