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Finding the Fourth Proportional to 150,668.91, 226,003.37 and 117,413.87

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Solution

The fourth proportional to 150,668.91, 226,003.37 and 117,413.87 is: 176,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,668.91 : 226,003.37 = 117,413.87 : x
  2. Step 2: Convert to fraction form
    150,668.91/226,003.37 = 117,413.87/x
  3. Step 3: Cross multiply
    150,668.91x = 226,003.37 × 117,413.87
  4. Step 4: Simplify right side
    150,668.91x = 26,535,930,304.74
  5. Step 5: Solve for x
    x = 26,535,930,304.74/150,668.91
  6. Step 6: Final answer
    x = 176,120.81

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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.