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Finding the Fourth Proportional to 74,156.71, 111,234.12 and 17,997.25

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Solution

The fourth proportional to 74,156.71, 111,234.12 and 17,997.25 is: 26,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,156.71 : 111,234.12 = 17,997.25 : x
  2. Step 2: Convert to fraction form
    74,156.71/111,234.12 = 17,997.25/x
  3. Step 3: Cross multiply
    74,156.71x = 111,234.12 × 17,997.25
  4. Step 4: Simplify right side
    74,156.71x = 2,001,908,266.17
  5. Step 5: Solve for x
    x = 2,001,908,266.17/74,156.71
  6. Step 6: Final answer
    x = 26,995.65

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