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Finding the Fourth Proportional to 239,906.89, 359,860.79 and 62,413.61

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Solution

The fourth proportional to 239,906.89, 359,860.79 and 62,413.61 is: 93,620.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,906.89 : 359,860.79 = 62,413.61 : x
  2. Step 2: Convert to fraction form
    239,906.89/359,860.79 = 62,413.61/x
  3. Step 3: Cross multiply
    239,906.89x = 359,860.79 × 62,413.61
  4. Step 4: Simplify right side
    239,906.89x = 22,460,211,001.35
  5. Step 5: Solve for x
    x = 22,460,211,001.35/239,906.89
  6. Step 6: Final answer
    x = 93,620.53

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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.