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Finding the Fourth Proportional to 116,930.26, 175,413.90 and 50,389.42

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Solution

The fourth proportional to 116,930.26, 175,413.90 and 50,389.42 is: 75,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,930.26 : 175,413.90 = 50,389.42 : x
  2. Step 2: Convert to fraction form
    116,930.26/175,413.90 = 50,389.42/x
  3. Step 3: Cross multiply
    116,930.26x = 175,413.90 × 50,389.42
  4. Step 4: Simplify right side
    116,930.26x = 8,839,004,680.94
  5. Step 5: Solve for x
    x = 8,839,004,680.94/116,930.26
  6. Step 6: Final answer
    x = 75,592.11

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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.