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Finding the Fourth Proportional to 63,413.37, 87,512.84 and 36,193.88

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Solution

The fourth proportional to 63,413.37, 87,512.84 and 36,193.88 is: 49,948.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,413.37 : 87,512.84 = 36,193.88 : x
  2. Step 2: Convert to fraction form
    63,413.37/87,512.84 = 36,193.88/x
  3. Step 3: Cross multiply
    63,413.37x = 87,512.84 × 36,193.88
  4. Step 4: Simplify right side
    63,413.37x = 3,167,428,610.89
  5. Step 5: Solve for x
    x = 3,167,428,610.89/63,413.37
  6. Step 6: Final answer
    x = 49,948.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.