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Finding the Fourth Proportional to 96,117.30, 144,003.15 and 78,491.70

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Solution

The fourth proportional to 96,117.30, 144,003.15 and 78,491.70 is: 117,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,117.30 : 144,003.15 = 78,491.70 : x
  2. Step 2: Convert to fraction form
    96,117.30/144,003.15 = 78,491.70/x
  3. Step 3: Cross multiply
    96,117.30x = 144,003.15 × 78,491.70
  4. Step 4: Simplify right side
    96,117.30x = 11,303,052,048.86
  5. Step 5: Solve for x
    x = 11,303,052,048.86/96,117.30
  6. Step 6: Final answer
    x = 117,596.44

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