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Finding the Fourth Proportional to 93,833.32, 140,759.20 and 27,274

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Solution

The fourth proportional to 93,833.32, 140,759.20 and 27,274 is: 40,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,833.32 : 140,759.20 = 27,274 : x
  2. Step 2: Convert to fraction form
    93,833.32/140,759.20 = 27,274/x
  3. Step 3: Cross multiply
    93,833.32x = 140,759.20 × 27,274
  4. Step 4: Simplify right side
    93,833.32x = 3,839,066,420.80
  5. Step 5: Solve for x
    x = 3,839,066,420.80/93,833.32
  6. Step 6: Final answer
    x = 40,913.68

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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.