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Finding the Fourth Proportional to 133,029.80, 199,544.70 and 130,405.40

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Solution

The fourth proportional to 133,029.80, 199,544.70 and 130,405.40 is: 195,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,029.80 : 199,544.70 = 130,405.40 : x
  2. Step 2: Convert to fraction form
    133,029.80/199,544.70 = 130,405.40/x
  3. Step 3: Cross multiply
    133,029.80x = 199,544.70 × 130,405.40
  4. Step 4: Simplify right side
    133,029.80x = 26,021,706,421.38
  5. Step 5: Solve for x
    x = 26,021,706,421.38/133,029.80
  6. Step 6: Final answer
    x = 195,608.10

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