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Finding the Fourth Proportional to 95,443.40, 143,223.60 and 39,310.40

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Solution

The fourth proportional to 95,443.40, 143,223.60 and 39,310.40 is: 58,989.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,443.40 : 143,223.60 = 39,310.40 : x
  2. Step 2: Convert to fraction form
    95,443.40/143,223.60 = 39,310.40/x
  3. Step 3: Cross multiply
    95,443.40x = 143,223.60 × 39,310.40
  4. Step 4: Simplify right side
    95,443.40x = 5,630,177,005.44
  5. Step 5: Solve for x
    x = 5,630,177,005.44/95,443.40
  6. Step 6: Final answer
    x = 58,989.69

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