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Finding the Fourth Proportional to 118,384.73, 163,344.03 and 70,628.75

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Solution

The fourth proportional to 118,384.73, 163,344.03 and 70,628.75 is: 97,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,384.73 : 163,344.03 = 70,628.75 : x
  2. Step 2: Convert to fraction form
    118,384.73/163,344.03 = 70,628.75/x
  3. Step 3: Cross multiply
    118,384.73x = 163,344.03 × 70,628.75
  4. Step 4: Simplify right side
    118,384.73x = 11,536,784,658.86
  5. Step 5: Solve for x
    x = 11,536,784,658.86/118,384.73
  6. Step 6: Final answer
    x = 97,451.63

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