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Finding the Fourth Proportional to 227,413.98, 341,121.77 and 69,641.74

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Solution

The fourth proportional to 227,413.98, 341,121.77 and 69,641.74 is: 104,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,413.98 : 341,121.77 = 69,641.74 : x
  2. Step 2: Convert to fraction form
    227,413.98/341,121.77 = 69,641.74/x
  3. Step 3: Cross multiply
    227,413.98x = 341,121.77 × 69,641.74
  4. Step 4: Simplify right side
    227,413.98x = 23,756,313,614.68
  5. Step 5: Solve for x
    x = 23,756,313,614.68/227,413.98
  6. Step 6: Final answer
    x = 104,462.85

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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.