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Finding the Fourth Proportional to 152,413.82, 228,768.34 and 73,583.40

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Solution

The fourth proportional to 152,413.82, 228,768.34 and 73,583.40 is: 110,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,413.82 : 228,768.34 = 73,583.40 : x
  2. Step 2: Convert to fraction form
    152,413.82/228,768.34 = 73,583.40/x
  3. Step 3: Cross multiply
    152,413.82x = 228,768.34 × 73,583.40
  4. Step 4: Simplify right side
    152,413.82x = 16,833,552,269.56
  5. Step 5: Solve for x
    x = 16,833,552,269.56/152,413.82
  6. Step 6: Final answer
    x = 110,446.36

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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.