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Finding the Fourth Proportional to 93,051.08, 128,406.80 and 50,609.66

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Solution

The fourth proportional to 93,051.08, 128,406.80 and 50,609.66 is: 69,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,051.08 : 128,406.80 = 50,609.66 : x
  2. Step 2: Convert to fraction form
    93,051.08/128,406.80 = 50,609.66/x
  3. Step 3: Cross multiply
    93,051.08x = 128,406.80 × 50,609.66
  4. Step 4: Simplify right side
    93,051.08x = 6,498,624,489.69
  5. Step 5: Solve for x
    x = 6,498,624,489.69/93,051.08
  6. Step 6: Final answer
    x = 69,839.32

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