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Finding the Fourth Proportional to 170,408.80, 235,181.64 and 102,447.91

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Solution

The fourth proportional to 170,408.80, 235,181.64 and 102,447.91 is: 141,388.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,408.80 : 235,181.64 = 102,447.91 : x
  2. Step 2: Convert to fraction form
    170,408.80/235,181.64 = 102,447.91/x
  3. Step 3: Cross multiply
    170,408.80x = 235,181.64 × 102,447.91
  4. Step 4: Simplify right side
    170,408.80x = 24,093,867,488.37
  5. Step 5: Solve for x
    x = 24,093,867,488.37/170,408.80
  6. Step 6: Final answer
    x = 141,388.63

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