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Finding the Fourth Proportional to 93,789.63, 129,429.63 and 51,348.15

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Solution

The fourth proportional to 93,789.63, 129,429.63 and 51,348.15 is: 70,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,789.63 : 129,429.63 = 51,348.15 : x
  2. Step 2: Convert to fraction form
    93,789.63/129,429.63 = 51,348.15/x
  3. Step 3: Cross multiply
    93,789.63x = 129,429.63 × 51,348.15
  4. Step 4: Simplify right side
    93,789.63x = 6,645,972,055.68
  5. Step 5: Solve for x
    x = 6,645,972,055.68/93,789.63
  6. Step 6: Final answer
    x = 70,860.41

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