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Finding the Fourth Proportional to 165,369.40, 248,054.10 and 106,320.40

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Solution

The fourth proportional to 165,369.40, 248,054.10 and 106,320.40 is: 159,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,369.40 : 248,054.10 = 106,320.40 : x
  2. Step 2: Convert to fraction form
    165,369.40/248,054.10 = 106,320.40/x
  3. Step 3: Cross multiply
    165,369.40x = 248,054.10 × 106,320.40
  4. Step 4: Simplify right side
    165,369.40x = 26,373,211,133.64
  5. Step 5: Solve for x
    x = 26,373,211,133.64/165,369.40
  6. Step 6: Final answer
    x = 159,480.60

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