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Finding the Fourth Proportional to 78,353.29, 117,534.03 and 59,662.64

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Solution

The fourth proportional to 78,353.29, 117,534.03 and 59,662.64 is: 89,497.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,353.29 : 117,534.03 = 59,662.64 : x
  2. Step 2: Convert to fraction form
    78,353.29/117,534.03 = 59,662.64/x
  3. Step 3: Cross multiply
    78,353.29x = 117,534.03 × 59,662.64
  4. Step 4: Simplify right side
    78,353.29x = 7,012,389,931.97
  5. Step 5: Solve for x
    x = 7,012,389,931.97/78,353.29
  6. Step 6: Final answer
    x = 89,497.08

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