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Finding the Fourth Proportional to 102,034.80, 152,749.80 and 75,855.60

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Solution

The fourth proportional to 102,034.80, 152,749.80 and 75,855.60 is: 113,558.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,034.80 : 152,749.80 = 75,855.60 : x
  2. Step 2: Convert to fraction form
    102,034.80/152,749.80 = 75,855.60/x
  3. Step 3: Cross multiply
    102,034.80x = 152,749.80 × 75,855.60
  4. Step 4: Simplify right side
    102,034.80x = 11,586,927,728.88
  5. Step 5: Solve for x
    x = 11,586,927,728.88/102,034.80
  6. Step 6: Final answer
    x = 113,558.59

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