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Finding the Fourth Proportional to 143,319.56, 215,018.21 and 49,832.60

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Solution

The fourth proportional to 143,319.56, 215,018.21 and 49,832.60 is: 74,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,319.56 : 215,018.21 = 49,832.60 : x
  2. Step 2: Convert to fraction form
    143,319.56/215,018.21 = 49,832.60/x
  3. Step 3: Cross multiply
    143,319.56x = 215,018.21 × 49,832.60
  4. Step 4: Simplify right side
    143,319.56x = 10,714,915,501.14
  5. Step 5: Solve for x
    x = 10,714,915,501.14/143,319.56
  6. Step 6: Final answer
    x = 74,762.41

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