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Finding the Fourth Proportional to 93,894.55, 140,864.90 and 27,335.25

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Solution

The fourth proportional to 93,894.55, 140,864.90 and 27,335.25 is: 41,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,894.55 : 140,864.90 = 27,335.25 : x
  2. Step 2: Convert to fraction form
    93,894.55/140,864.90 = 27,335.25/x
  3. Step 3: Cross multiply
    93,894.55x = 140,864.90 × 27,335.25
  4. Step 4: Simplify right side
    93,894.55x = 3,850,577,121.05
  5. Step 5: Solve for x
    x = 3,850,577,121.05/93,894.55
  6. Step 6: Final answer
    x = 41,009.59

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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.