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Finding the Fourth Proportional to 108,381.60, 162,523.80 and 49,186.80

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Solution

The fourth proportional to 108,381.60, 162,523.80 and 49,186.80 is: 73,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,381.60 : 162,523.80 = 49,186.80 : x
  2. Step 2: Convert to fraction form
    108,381.60/162,523.80 = 49,186.80/x
  3. Step 3: Cross multiply
    108,381.60x = 162,523.80 × 49,186.80
  4. Step 4: Simplify right side
    108,381.60x = 7,994,025,645.84
  5. Step 5: Solve for x
    x = 7,994,025,645.84/108,381.60
  6. Step 6: Final answer
    x = 73,758.14

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