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Finding the Fourth Proportional to 117,904.21, 162,710.73 and 64,192.17

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Solution

The fourth proportional to 117,904.21, 162,710.73 and 64,192.17 is: 88,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,904.21 : 162,710.73 = 64,192.17 : x
  2. Step 2: Convert to fraction form
    117,904.21/162,710.73 = 64,192.17/x
  3. Step 3: Cross multiply
    117,904.21x = 162,710.73 × 64,192.17
  4. Step 4: Simplify right side
    117,904.21x = 10,444,754,840.98
  5. Step 5: Solve for x
    x = 10,444,754,840.98/117,904.21
  6. Step 6: Final answer
    x = 88,586.79

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