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Finding the Fourth Proportional to 118,353.47, 163,328.83 and 67,369.48

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Solution

The fourth proportional to 118,353.47, 163,328.83 and 67,369.48 is: 92,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,353.47 : 163,328.83 = 67,369.48 : x
  2. Step 2: Convert to fraction form
    118,353.47/163,328.83 = 67,369.48/x
  3. Step 3: Cross multiply
    118,353.47x = 163,328.83 × 67,369.48
  4. Step 4: Simplify right side
    118,353.47x = 11,003,377,769.36
  5. Step 5: Solve for x
    x = 11,003,377,769.36/118,353.47
  6. Step 6: Final answer
    x = 92,970.47

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