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Finding the Fourth Proportional to 77,335.70, 116,003.55 and 76,039.70

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Solution

The fourth proportional to 77,335.70, 116,003.55 and 76,039.70 is: 114,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,335.70 : 116,003.55 = 76,039.70 : x
  2. Step 2: Convert to fraction form
    77,335.70/116,003.55 = 76,039.70/x
  3. Step 3: Cross multiply
    77,335.70x = 116,003.55 × 76,039.70
  4. Step 4: Simplify right side
    77,335.70x = 8,820,875,140.94
  5. Step 5: Solve for x
    x = 8,820,875,140.94/77,335.70
  6. Step 6: Final answer
    x = 114,059.55

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