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Finding the Fourth Proportional to 110,925, 166,413.78 and 36,045.36

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Solution

The fourth proportional to 110,925, 166,413.78 and 36,045.36 is: 54,076.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,925 : 166,413.78 = 36,045.36 : x
  2. Step 2: Convert to fraction form
    110,925/166,413.78 = 36,045.36/x
  3. Step 3: Cross multiply
    110,925x = 166,413.78 × 36,045.36
  4. Step 4: Simplify right side
    110,925x = 5,998,444,609.06
  5. Step 5: Solve for x
    x = 5,998,444,609.06/110,925
  6. Step 6: Final answer
    x = 54,076.58

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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.