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Finding the Fourth Proportional to 118,153.81, 163,045.86 and 67,159.47

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Solution

The fourth proportional to 118,153.81, 163,045.86 and 67,159.47 is: 92,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,153.81 : 163,045.86 = 67,159.47 : x
  2. Step 2: Convert to fraction form
    118,153.81/163,045.86 = 67,159.47/x
  3. Step 3: Cross multiply
    118,153.81x = 163,045.86 × 67,159.47
  4. Step 4: Simplify right side
    118,153.81x = 10,950,073,134.22
  5. Step 5: Solve for x
    x = 10,950,073,134.22/118,153.81
  6. Step 6: Final answer
    x = 92,676.43

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