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Finding the Fourth Proportional to 109,936.10, 164,904.15 and 97,688.90

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Solution

The fourth proportional to 109,936.10, 164,904.15 and 97,688.90 is: 146,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,936.10 : 164,904.15 = 97,688.90 : x
  2. Step 2: Convert to fraction form
    109,936.10/164,904.15 = 97,688.90/x
  3. Step 3: Cross multiply
    109,936.10x = 164,904.15 × 97,688.90
  4. Step 4: Simplify right side
    109,936.10x = 16,109,305,018.94
  5. Step 5: Solve for x
    x = 16,109,305,018.94/109,936.10
  6. Step 6: Final answer
    x = 146,533.35

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