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Finding the Fourth Proportional to 185,013.98, 277,631.69 and 79,832.96

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Solution

The fourth proportional to 185,013.98, 277,631.69 and 79,832.96 is: 119,797.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,013.98 : 277,631.69 = 79,832.96 : x
  2. Step 2: Convert to fraction form
    185,013.98/277,631.69 = 79,832.96/x
  3. Step 3: Cross multiply
    185,013.98x = 277,631.69 × 79,832.96
  4. Step 4: Simplify right side
    185,013.98x = 22,164,158,413.93
  5. Step 5: Solve for x
    x = 22,164,158,413.93/185,013.98
  6. Step 6: Final answer
    x = 119,797.21

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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.