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Finding the Fourth Proportional to 98,553.96, 147,836.61 and 66,950.46

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Solution

The fourth proportional to 98,553.96, 147,836.61 and 66,950.46 is: 100,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,553.96 : 147,836.61 = 66,950.46 : x
  2. Step 2: Convert to fraction form
    98,553.96/147,836.61 = 66,950.46/x
  3. Step 3: Cross multiply
    98,553.96x = 147,836.61 × 66,950.46
  4. Step 4: Simplify right side
    98,553.96x = 9,897,729,044.34
  5. Step 5: Solve for x
    x = 9,897,729,044.34/98,553.96
  6. Step 6: Final answer
    x = 100,429.54

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