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Finding the Fourth Proportional to 267,297.02, 368,729.92 and 165,289.94

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Solution

The fourth proportional to 267,297.02, 368,729.92 and 165,289.94 is: 228,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,297.02 : 368,729.92 = 165,289.94 : x
  2. Step 2: Convert to fraction form
    267,297.02/368,729.92 = 165,289.94/x
  3. Step 3: Cross multiply
    267,297.02x = 368,729.92 × 165,289.94
  4. Step 4: Simplify right side
    267,297.02x = 60,947,346,353.00
  5. Step 5: Solve for x
    x = 60,947,346,353.00/267,297.02
  6. Step 6: Final answer
    x = 228,013.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.