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Finding the Fourth Proportional to 93,228.09, 128,653.61 and 50,785.71

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Solution

The fourth proportional to 93,228.09, 128,653.61 and 50,785.71 is: 70,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,228.09 : 128,653.61 = 50,785.71 : x
  2. Step 2: Convert to fraction form
    93,228.09/128,653.61 = 50,785.71/x
  3. Step 3: Cross multiply
    93,228.09x = 128,653.61 × 50,785.71
  4. Step 4: Simplify right side
    93,228.09x = 6,533,764,673.98
  5. Step 5: Solve for x
    x = 6,533,764,673.98/93,228.09
  6. Step 6: Final answer
    x = 70,083.65

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