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Finding the Fourth Proportional to 150,413.56, 225,620.86 and 38,093.72

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Solution

The fourth proportional to 150,413.56, 225,620.86 and 38,093.72 is: 57,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,413.56 : 225,620.86 = 38,093.72 : x
  2. Step 2: Convert to fraction form
    150,413.56/225,620.86 = 38,093.72/x
  3. Step 3: Cross multiply
    150,413.56x = 225,620.86 × 38,093.72
  4. Step 4: Simplify right side
    150,413.56x = 8,594,737,867.00
  5. Step 5: Solve for x
    x = 8,594,737,867.00/150,413.56
  6. Step 6: Final answer
    x = 57,140.71

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1.5x scale

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.