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Finding the Fourth Proportional to 55,128.46, 76,078.83 and 32,468.98

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Solution

The fourth proportional to 55,128.46, 76,078.83 and 32,468.98 is: 44,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,128.46 : 76,078.83 = 32,468.98 : x
  2. Step 2: Convert to fraction form
    55,128.46/76,078.83 = 32,468.98/x
  3. Step 3: Cross multiply
    55,128.46x = 76,078.83 × 32,468.98
  4. Step 4: Simplify right side
    55,128.46x = 2,470,202,009.69
  5. Step 5: Solve for x
    x = 2,470,202,009.69/55,128.46
  6. Step 6: Final answer
    x = 44,808.11

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