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Finding the Fourth Proportional to 101,193.64, 139,636.62 and 58,743.88

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Solution

The fourth proportional to 101,193.64, 139,636.62 and 58,743.88 is: 81,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,193.64 : 139,636.62 = 58,743.88 : x
  2. Step 2: Convert to fraction form
    101,193.64/139,636.62 = 58,743.88/x
  3. Step 3: Cross multiply
    101,193.64x = 139,636.62 × 58,743.88
  4. Step 4: Simplify right side
    101,193.64x = 8,202,796,848.89
  5. Step 5: Solve for x
    x = 8,202,796,848.89/101,193.64
  6. Step 6: Final answer
    x = 81,060.40

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