Home / 187,599.20-281,413.44-54,481.64

Finding the Fourth Proportional to 187,599.20, 281,413.44 and 54,481.64

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Solution

The fourth proportional to 187,599.20, 281,413.44 and 54,481.64 is: 81,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,599.20 : 281,413.44 = 54,481.64 : x
  2. Step 2: Convert to fraction form
    187,599.20/281,413.44 = 54,481.64/x
  3. Step 3: Cross multiply
    187,599.20x = 281,413.44 × 54,481.64
  4. Step 4: Simplify right side
    187,599.20x = 15,331,865,729.24
  5. Step 5: Solve for x
    x = 15,331,865,729.24/187,599.20
  6. Step 6: Final answer
    x = 81,726.71

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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.