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Finding the Fourth Proportional to 185,311.08, 277,963.89 and 58,958.97

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Solution

The fourth proportional to 185,311.08, 277,963.89 and 58,958.97 is: 88,437.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,311.08 : 277,963.89 = 58,958.97 : x
  2. Step 2: Convert to fraction form
    185,311.08/277,963.89 = 58,958.97/x
  3. Step 3: Cross multiply
    185,311.08x = 277,963.89 × 58,958.97
  4. Step 4: Simplify right side
    185,311.08x = 16,388,464,651.59
  5. Step 5: Solve for x
    x = 16,388,464,651.59/185,311.08
  6. Step 6: Final answer
    x = 88,437.59

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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.