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Finding the Fourth Proportional to 77,247.78, 116,065.77 and 49,180.36

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Solution

The fourth proportional to 77,247.78, 116,065.77 and 49,180.36 is: 73,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,247.78 : 116,065.77 = 49,180.36 : x
  2. Step 2: Convert to fraction form
    77,247.78/116,065.77 = 49,180.36/x
  3. Step 3: Cross multiply
    77,247.78x = 116,065.77 × 49,180.36
  4. Step 4: Simplify right side
    77,247.78x = 5,708,156,352.28
  5. Step 5: Solve for x
    x = 5,708,156,352.28/77,247.78
  6. Step 6: Final answer
    x = 73,894.12

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