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Finding the Fourth Proportional to 93,760.66, 140,619.11 and 27,182.92

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Solution

The fourth proportional to 93,760.66, 140,619.11 and 27,182.92 is: 40,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,760.66 : 140,619.11 = 27,182.92 : x
  2. Step 2: Convert to fraction form
    93,760.66/140,619.11 = 27,182.92/x
  3. Step 3: Cross multiply
    93,760.66x = 140,619.11 × 27,182.92
  4. Step 4: Simplify right side
    93,760.66x = 3,822,437,178.59
  5. Step 5: Solve for x
    x = 3,822,437,178.59/93,760.66
  6. Step 6: Final answer
    x = 40,768.03

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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.