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Finding the Fourth Proportional to 295,078.40, 442,790.40 and 108,108.80

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Solution

The fourth proportional to 295,078.40, 442,790.40 and 108,108.80 is: 162,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,078.40 : 442,790.40 = 108,108.80 : x
  2. Step 2: Convert to fraction form
    295,078.40/442,790.40 = 108,108.80/x
  3. Step 3: Cross multiply
    295,078.40x = 442,790.40 × 108,108.80
  4. Step 4: Simplify right side
    295,078.40x = 47,869,538,795.52
  5. Step 5: Solve for x
    x = 47,869,538,795.52/295,078.40
  6. Step 6: Final answer
    x = 162,226.51

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