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Finding the Fourth Proportional to 93,251.98, 139,850.16 and 34,073.92

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Solution

The fourth proportional to 93,251.98, 139,850.16 and 34,073.92 is: 51,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,251.98 : 139,850.16 = 34,073.92 : x
  2. Step 2: Convert to fraction form
    93,251.98/139,850.16 = 34,073.92/x
  3. Step 3: Cross multiply
    93,251.98x = 139,850.16 × 34,073.92
  4. Step 4: Simplify right side
    93,251.98x = 4,765,243,163.83
  5. Step 5: Solve for x
    x = 4,765,243,163.83/93,251.98
  6. Step 6: Final answer
    x = 51,100.72

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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.