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Finding the Fourth Proportional to 173,413.69, 260,120.54 and 48,754.69

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Solution

The fourth proportional to 173,413.69, 260,120.54 and 48,754.69 is: 73,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,413.69 : 260,120.54 = 48,754.69 : x
  2. Step 2: Convert to fraction form
    173,413.69/260,120.54 = 48,754.69/x
  3. Step 3: Cross multiply
    173,413.69x = 260,120.54 × 48,754.69
  4. Step 4: Simplify right side
    173,413.69x = 12,682,095,761.92
  5. Step 5: Solve for x
    x = 12,682,095,761.92/173,413.69
  6. Step 6: Final answer
    x = 73,132.03

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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.