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Finding the Fourth Proportional to 66,955.64, 100,434.04 and 17,035.78

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Solution

The fourth proportional to 66,955.64, 100,434.04 and 17,035.78 is: 25,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,955.64 : 100,434.04 = 17,035.78 : x
  2. Step 2: Convert to fraction form
    66,955.64/100,434.04 = 17,035.78/x
  3. Step 3: Cross multiply
    66,955.64x = 100,434.04 × 17,035.78
  4. Step 4: Simplify right side
    66,955.64x = 1,710,972,209.95
  5. Step 5: Solve for x
    x = 1,710,972,209.95/66,955.64
  6. Step 6: Final answer
    x = 25,553.82

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