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Finding the Fourth Proportional to 64,880.08, 89,534.68 and 35,072.08

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Solution

The fourth proportional to 64,880.08, 89,534.68 and 35,072.08 is: 48,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.08 : 89,534.68 = 35,072.08 : x
  2. Step 2: Convert to fraction form
    64,880.08/89,534.68 = 35,072.08/x
  3. Step 3: Cross multiply
    64,880.08x = 89,534.68 × 35,072.08
  4. Step 4: Simplify right side
    64,880.08x = 3,140,167,459.73
  5. Step 5: Solve for x
    x = 3,140,167,459.73/64,880.08
  6. Step 6: Final answer
    x = 48,399.56

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