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Finding the Fourth Proportional to 105,410.40, 158,115.60 and 52,922.40

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Solution

The fourth proportional to 105,410.40, 158,115.60 and 52,922.40 is: 79,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,410.40 : 158,115.60 = 52,922.40 : x
  2. Step 2: Convert to fraction form
    105,410.40/158,115.60 = 52,922.40/x
  3. Step 3: Cross multiply
    105,410.40x = 158,115.60 × 52,922.40
  4. Step 4: Simplify right side
    105,410.40x = 8,367,857,029.44
  5. Step 5: Solve for x
    x = 8,367,857,029.44/105,410.40
  6. Step 6: Final answer
    x = 79,383.60

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