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Finding the Fourth Proportional to 113,848.80, 170,773.20 and 112,099.20

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Solution

The fourth proportional to 113,848.80, 170,773.20 and 112,099.20 is: 168,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,848.80 : 170,773.20 = 112,099.20 : x
  2. Step 2: Convert to fraction form
    113,848.80/170,773.20 = 112,099.20/x
  3. Step 3: Cross multiply
    113,848.80x = 170,773.20 × 112,099.20
  4. Step 4: Simplify right side
    113,848.80x = 19,143,539,101.44
  5. Step 5: Solve for x
    x = 19,143,539,101.44/113,848.80
  6. Step 6: Final answer
    x = 168,148.80

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