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Finding the Fourth Proportional to 267,311.52, 368,749.94 and 165,304.44

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Solution

The fourth proportional to 267,311.52, 368,749.94 and 165,304.44 is: 228,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,311.52 : 368,749.94 = 165,304.44 : x
  2. Step 2: Convert to fraction form
    267,311.52/368,749.94 = 165,304.44/x
  3. Step 3: Cross multiply
    267,311.52x = 368,749.94 × 165,304.44
  4. Step 4: Simplify right side
    267,311.52x = 60,956,001,505.21
  5. Step 5: Solve for x
    x = 60,956,001,505.21/267,311.52
  6. Step 6: Final answer
    x = 228,033.57

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1.5x scale

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.