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Finding the Fourth Proportional to 77,830.12, 107,406.06 and 44,296.12

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Solution

The fourth proportional to 77,830.12, 107,406.06 and 44,296.12 is: 61,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,830.12 : 107,406.06 = 44,296.12 : x
  2. Step 2: Convert to fraction form
    77,830.12/107,406.06 = 44,296.12/x
  3. Step 3: Cross multiply
    77,830.12x = 107,406.06 × 44,296.12
  4. Step 4: Simplify right side
    77,830.12x = 4,757,671,722.49
  5. Step 5: Solve for x
    x = 4,757,671,722.49/77,830.12
  6. Step 6: Final answer
    x = 61,128.93

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