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Finding the Fourth Proportional to 162,023.40, 242,962.20 and 73,231.20

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Solution

The fourth proportional to 162,023.40, 242,962.20 and 73,231.20 is: 109,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,023.40 : 242,962.20 = 73,231.20 : x
  2. Step 2: Convert to fraction form
    162,023.40/242,962.20 = 73,231.20/x
  3. Step 3: Cross multiply
    162,023.40x = 242,962.20 × 73,231.20
  4. Step 4: Simplify right side
    162,023.40x = 17,792,413,460.64
  5. Step 5: Solve for x
    x = 17,792,413,460.64/162,023.40
  6. Step 6: Final answer
    x = 109,813.85

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