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Finding the Fourth Proportional to 191,804.40, 287,463.60 and 73,317.60

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Solution

The fourth proportional to 191,804.40, 287,463.60 and 73,317.60 is: 109,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,804.40 : 287,463.60 = 73,317.60 : x
  2. Step 2: Convert to fraction form
    191,804.40/287,463.60 = 73,317.60/x
  3. Step 3: Cross multiply
    191,804.40x = 287,463.60 × 73,317.60
  4. Step 4: Simplify right side
    191,804.40x = 21,076,141,239.36
  5. Step 5: Solve for x
    x = 21,076,141,239.36/191,804.40
  6. Step 6: Final answer
    x = 109,883.51

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