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Finding the Fourth Proportional to 106,647.80, 147,173.10 and 58,904.42

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Solution

The fourth proportional to 106,647.80, 147,173.10 and 58,904.42 is: 81,287.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,647.80 : 147,173.10 = 58,904.42 : x
  2. Step 2: Convert to fraction form
    106,647.80/147,173.10 = 58,904.42/x
  3. Step 3: Cross multiply
    106,647.80x = 147,173.10 × 58,904.42
  4. Step 4: Simplify right side
    106,647.80x = 8,669,146,095.10
  5. Step 5: Solve for x
    x = 8,669,146,095.10/106,647.80
  6. Step 6: Final answer
    x = 81,287.62

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