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Finding the Fourth Proportional to 110,369.60, 165,554.40 and 99,310.40

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Solution

The fourth proportional to 110,369.60, 165,554.40 and 99,310.40 is: 148,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,369.60 : 165,554.40 = 99,310.40 : x
  2. Step 2: Convert to fraction form
    110,369.60/165,554.40 = 99,310.40/x
  3. Step 3: Cross multiply
    110,369.60x = 165,554.40 × 99,310.40
  4. Step 4: Simplify right side
    110,369.60x = 16,441,273,685.76
  5. Step 5: Solve for x
    x = 16,441,273,685.76/110,369.60
  6. Step 6: Final answer
    x = 148,965.60

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