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Finding the Fourth Proportional to 107,129.49, 147,840.20 and 58,735.98

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Solution

The fourth proportional to 107,129.49, 147,840.20 and 58,735.98 is: 81,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,129.49 : 147,840.20 = 58,735.98 : x
  2. Step 2: Convert to fraction form
    107,129.49/147,840.20 = 58,735.98/x
  3. Step 3: Cross multiply
    107,129.49x = 147,840.20 × 58,735.98
  4. Step 4: Simplify right side
    107,129.49x = 8,683,538,736.72
  5. Step 5: Solve for x
    x = 8,683,538,736.72/107,129.49
  6. Step 6: Final answer
    x = 81,056.47

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