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Finding the Fourth Proportional to 51,504.30, 77,256.45 and 45,866.70

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Solution

The fourth proportional to 51,504.30, 77,256.45 and 45,866.70 is: 68,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,504.30 : 77,256.45 = 45,866.70 : x
  2. Step 2: Convert to fraction form
    51,504.30/77,256.45 = 45,866.70/x
  3. Step 3: Cross multiply
    51,504.30x = 77,256.45 × 45,866.70
  4. Step 4: Simplify right side
    51,504.30x = 3,543,498,415.22
  5. Step 5: Solve for x
    x = 3,543,498,415.22/51,504.30
  6. Step 6: Final answer
    x = 68,800.05

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