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Finding the Fourth Proportional to 159,245.11, 238,605.22 and 92,497.87

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Solution

The fourth proportional to 159,245.11, 238,605.22 and 92,497.87 is: 138,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,245.11 : 238,605.22 = 92,497.87 : x
  2. Step 2: Convert to fraction form
    159,245.11/238,605.22 = 92,497.87/x
  3. Step 3: Cross multiply
    159,245.11x = 238,605.22 × 92,497.87
  4. Step 4: Simplify right side
    159,245.11x = 22,070,474,620.88
  5. Step 5: Solve for x
    x = 22,070,474,620.88/159,245.11
  6. Step 6: Final answer
    x = 138,594.36

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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.