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Finding the Fourth Proportional to 199,840.48, 275,790.36 and 114,970.30

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Solution

The fourth proportional to 199,840.48, 275,790.36 and 114,970.30 is: 158,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,840.48 : 275,790.36 = 114,970.30 : x
  2. Step 2: Convert to fraction form
    199,840.48/275,790.36 = 114,970.30/x
  3. Step 3: Cross multiply
    199,840.48x = 275,790.36 × 114,970.30
  4. Step 4: Simplify right side
    199,840.48x = 31,707,700,426.31
  5. Step 5: Solve for x
    x = 31,707,700,426.31/199,840.48
  6. Step 6: Final answer
    x = 158,665.05

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