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Finding the Fourth Proportional to 111,897.16, 154,383.30 and 63,491.08

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Solution

The fourth proportional to 111,897.16, 154,383.30 and 63,491.08 is: 87,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,897.16 : 154,383.30 = 63,491.08 : x
  2. Step 2: Convert to fraction form
    111,897.16/154,383.30 = 63,491.08/x
  3. Step 3: Cross multiply
    111,897.16x = 154,383.30 × 63,491.08
  4. Step 4: Simplify right side
    111,897.16x = 9,801,962,450.96
  5. Step 5: Solve for x
    x = 9,801,962,450.96/111,897.16
  6. Step 6: Final answer
    x = 87,597.96

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