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Finding the Fourth Proportional to 133,077.80, 199,325.10 and 118,303.40

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Solution

The fourth proportional to 133,077.80, 199,325.10 and 118,303.40 is: 177,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,077.80 : 199,325.10 = 118,303.40 : x
  2. Step 2: Convert to fraction form
    133,077.80/199,325.10 = 118,303.40/x
  3. Step 3: Cross multiply
    133,077.80x = 199,325.10 × 118,303.40
  4. Step 4: Simplify right side
    133,077.80x = 23,580,837,035.34
  5. Step 5: Solve for x
    x = 23,580,837,035.34/133,077.80
  6. Step 6: Final answer
    x = 177,195.87

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