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Finding the Fourth Proportional to 93,788.01, 140,695.92 and 27,228.69

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Solution

The fourth proportional to 93,788.01, 140,695.92 and 27,228.69 is: 40,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,788.01 : 140,695.92 = 27,228.69 : x
  2. Step 2: Convert to fraction form
    93,788.01/140,695.92 = 27,228.69/x
  3. Step 3: Cross multiply
    93,788.01x = 140,695.92 × 27,228.69
  4. Step 4: Simplify right side
    93,788.01x = 3,830,965,589.94
  5. Step 5: Solve for x
    x = 3,830,965,589.94/93,788.01
  6. Step 6: Final answer
    x = 40,847.07

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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.