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Finding the Fourth Proportional to 85,192.81, 117,586.12 and 52,951.78

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Solution

The fourth proportional to 85,192.81, 117,586.12 and 52,951.78 is: 73,085.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192.81 : 117,586.12 = 52,951.78 : x
  2. Step 2: Convert to fraction form
    85,192.81/117,586.12 = 52,951.78/x
  3. Step 3: Cross multiply
    85,192.81x = 117,586.12 × 52,951.78
  4. Step 4: Simplify right side
    85,192.81x = 6,226,394,950.82
  5. Step 5: Solve for x
    x = 6,226,394,950.82/85,192.81
  6. Step 6: Final answer
    x = 73,085.92

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