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Finding the Fourth Proportional to 208,886.52, 313,381.60 and 61,142.52

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Solution

The fourth proportional to 208,886.52, 313,381.60 and 61,142.52 is: 91,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,886.52 : 313,381.60 = 61,142.52 : x
  2. Step 2: Convert to fraction form
    208,886.52/313,381.60 = 61,142.52/x
  3. Step 3: Cross multiply
    208,886.52x = 313,381.60 × 61,142.52
  4. Step 4: Simplify right side
    208,886.52x = 19,160,940,745.63
  5. Step 5: Solve for x
    x = 19,160,940,745.63/208,886.52
  6. Step 6: Final answer
    x = 91,728.95

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