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Finding the Fourth Proportional to 111,638.08, 167,477.90 and 52,473.76

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Solution

The fourth proportional to 111,638.08, 167,477.90 and 52,473.76 is: 78,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,638.08 : 167,477.90 = 52,473.76 : x
  2. Step 2: Convert to fraction form
    111,638.08/167,477.90 = 52,473.76/x
  3. Step 3: Cross multiply
    111,638.08x = 167,477.90 × 52,473.76
  4. Step 4: Simplify right side
    111,638.08x = 8,788,194,448.84
  5. Step 5: Solve for x
    x = 8,788,194,448.84/111,638.08
  6. Step 6: Final answer
    x = 78,720.40

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