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Finding the Fourth Proportional to 108,804.96, 163,248.48 and 74,072.16

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Solution

The fourth proportional to 108,804.96, 163,248.48 and 74,072.16 is: 111,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,804.96 : 163,248.48 = 74,072.16 : x
  2. Step 2: Convert to fraction form
    108,804.96/163,248.48 = 74,072.16/x
  3. Step 3: Cross multiply
    108,804.96x = 163,248.48 × 74,072.16
  4. Step 4: Simplify right side
    108,804.96x = 12,092,167,530.32
  5. Step 5: Solve for x
    x = 12,092,167,530.32/108,804.96
  6. Step 6: Final answer
    x = 111,136.18

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