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Finding the Fourth Proportional to 74,129.02, 111,193.75 and 17,968.90

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Solution

The fourth proportional to 74,129.02, 111,193.75 and 17,968.90 is: 26,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,129.02 : 111,193.75 = 17,968.90 : x
  2. Step 2: Convert to fraction form
    74,129.02/111,193.75 = 17,968.90/x
  3. Step 3: Cross multiply
    74,129.02x = 111,193.75 × 17,968.90
  4. Step 4: Simplify right side
    74,129.02x = 1,998,029,374.38
  5. Step 5: Solve for x
    x = 1,998,029,374.38/74,129.02
  6. Step 6: Final answer
    x = 26,953.40

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