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Finding the Fourth Proportional to 143,148.75, 197,563.50 and 86,560.53

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Solution

The fourth proportional to 143,148.75, 197,563.50 and 86,560.53 is: 119,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,148.75 : 197,563.50 = 86,560.53 : x
  2. Step 2: Convert to fraction form
    143,148.75/197,563.50 = 86,560.53/x
  3. Step 3: Cross multiply
    143,148.75x = 197,563.50 × 86,560.53
  4. Step 4: Simplify right side
    143,148.75x = 17,101,201,268.66
  5. Step 5: Solve for x
    x = 17,101,201,268.66/143,148.75
  6. Step 6: Final answer
    x = 119,464.55

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