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Finding the Fourth Proportional to 133.36, 184.08 and 94.60

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Solution

The fourth proportional to 133.36, 184.08 and 94.60 is: 130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.36 : 184.08 = 94.60 : x
  2. Step 2: Convert to fraction form
    133.36/184.08 = 94.60/x
  3. Step 3: Cross multiply
    133.36x = 184.08 × 94.60
  4. Step 4: Simplify right side
    133.36x = 17,413.97
  5. Step 5: Solve for x
    x = 17,413.97/133.36
  6. Step 6: Final answer
    x = 130.58

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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.