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Finding the Fourth Proportional to 106,018.17, 158,908.74 and 45,977.32

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Solution

The fourth proportional to 106,018.17, 158,908.74 and 45,977.32 is: 68,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,018.17 : 158,908.74 = 45,977.32 : x
  2. Step 2: Convert to fraction form
    106,018.17/158,908.74 = 45,977.32/x
  3. Step 3: Cross multiply
    106,018.17x = 158,908.74 × 45,977.32
  4. Step 4: Simplify right side
    106,018.17x = 7,306,198,016.00
  5. Step 5: Solve for x
    x = 7,306,198,016.00/106,018.17
  6. Step 6: Final answer
    x = 68,914.59

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