Home / 152,413.41-228,761.96-77,589.57

Finding the Fourth Proportional to 152,413.41, 228,761.96 and 77,589.57

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Solution

The fourth proportional to 152,413.41, 228,761.96 and 77,589.57 is: 116,456.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,413.41 : 228,761.96 = 77,589.57 : x
  2. Step 2: Convert to fraction form
    152,413.41/228,761.96 = 77,589.57/x
  3. Step 3: Cross multiply
    152,413.41x = 228,761.96 × 77,589.57
  4. Step 4: Simplify right side
    152,413.41x = 17,749,540,577.00
  5. Step 5: Solve for x
    x = 17,749,540,577.00/152,413.41
  6. Step 6: Final answer
    x = 116,456.56

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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.