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Finding the Fourth Proportional to 187,464.54, 280,843.62 and 92,583.66

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Solution

The fourth proportional to 187,464.54, 280,843.62 and 92,583.66 is: 138,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,464.54 : 280,843.62 = 92,583.66 : x
  2. Step 2: Convert to fraction form
    187,464.54/280,843.62 = 92,583.66/x
  3. Step 3: Cross multiply
    187,464.54x = 280,843.62 × 92,583.66
  4. Step 4: Simplify right side
    187,464.54x = 26,001,530,227.25
  5. Step 5: Solve for x
    x = 26,001,530,227.25/187,464.54
  6. Step 6: Final answer
    x = 138,701.06

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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.