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Finding the Fourth Proportional to 118,369.62, 163,349.11 and 64,654.67

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Solution

The fourth proportional to 118,369.62, 163,349.11 and 64,654.67 is: 89,222.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,369.62 : 163,349.11 = 64,654.67 : x
  2. Step 2: Convert to fraction form
    118,369.62/163,349.11 = 64,654.67/x
  3. Step 3: Cross multiply
    118,369.62x = 163,349.11 × 64,654.67
  4. Step 4: Simplify right side
    118,369.62x = 10,561,282,478.57
  5. Step 5: Solve for x
    x = 10,561,282,478.57/118,369.62
  6. Step 6: Final answer
    x = 89,222.91

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