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Finding the Fourth Proportional to 267,304, 368,879.52 and 148,072

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Solution

The fourth proportional to 267,304, 368,879.52 and 148,072 is: 204,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,304 : 368,879.52 = 148,072 : x
  2. Step 2: Convert to fraction form
    267,304/368,879.52 = 148,072/x
  3. Step 3: Cross multiply
    267,304x = 368,879.52 × 148,072
  4. Step 4: Simplify right side
    267,304x = 54,620,728,285.44
  5. Step 5: Solve for x
    x = 54,620,728,285.44/267,304
  6. Step 6: Final answer
    x = 204,339.36

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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.