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Finding the Fourth Proportional to 93,891.20, 140,859.83 and 27,331.92

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Solution

The fourth proportional to 93,891.20, 140,859.83 and 27,331.92 is: 41,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,891.20 : 140,859.83 = 27,331.92 : x
  2. Step 2: Convert to fraction form
    93,891.20/140,859.83 = 27,331.92/x
  3. Step 3: Cross multiply
    93,891.20x = 140,859.83 × 27,331.92
  4. Step 4: Simplify right side
    93,891.20x = 3,849,969,604.77
  5. Step 5: Solve for x
    x = 3,849,969,604.77/93,891.20
  6. Step 6: Final answer
    x = 41,004.59

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1.5x scale

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.