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Finding the Fourth Proportional to 74,983.92, 103,492.20 and 48,160.32

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Solution

The fourth proportional to 74,983.92, 103,492.20 and 48,160.32 is: 66,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,983.92 : 103,492.20 = 48,160.32 : x
  2. Step 2: Convert to fraction form
    74,983.92/103,492.20 = 48,160.32/x
  3. Step 3: Cross multiply
    74,983.92x = 103,492.20 × 48,160.32
  4. Step 4: Simplify right side
    74,983.92x = 4,984,217,469.50
  5. Step 5: Solve for x
    x = 4,984,217,469.50/74,983.92
  6. Step 6: Final answer
    x = 66,470.48

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