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Finding the Fourth Proportional to 228,405.32, 342,811.49 and 108,609.96

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Solution

The fourth proportional to 228,405.32, 342,811.49 and 108,609.96 is: 163,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,405.32 : 342,811.49 = 108,609.96 : x
  2. Step 2: Convert to fraction form
    228,405.32/342,811.49 = 108,609.96/x
  3. Step 3: Cross multiply
    228,405.32x = 342,811.49 × 108,609.96
  4. Step 4: Simplify right side
    228,405.32x = 37,232,742,216.44
  5. Step 5: Solve for x
    x = 37,232,742,216.44/228,405.32
  6. Step 6: Final answer
    x = 163,011.71

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