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Finding the Fourth Proportional to 104,431.70, 156,647.55 and 51,943.70

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Solution

The fourth proportional to 104,431.70, 156,647.55 and 51,943.70 is: 77,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,431.70 : 156,647.55 = 51,943.70 : x
  2. Step 2: Convert to fraction form
    104,431.70/156,647.55 = 51,943.70/x
  3. Step 3: Cross multiply
    104,431.70x = 156,647.55 × 51,943.70
  4. Step 4: Simplify right side
    104,431.70x = 8,136,853,342.94
  5. Step 5: Solve for x
    x = 8,136,853,342.94/104,431.70
  6. Step 6: Final answer
    x = 77,915.55

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