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Finding the Fourth Proportional to 104,210.45, 143,809.93 and 56,463.79

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Solution

The fourth proportional to 104,210.45, 143,809.93 and 56,463.79 is: 77,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,210.45 : 143,809.93 = 56,463.79 : x
  2. Step 2: Convert to fraction form
    104,210.45/143,809.93 = 56,463.79/x
  3. Step 3: Cross multiply
    104,210.45x = 143,809.93 × 56,463.79
  4. Step 4: Simplify right side
    104,210.45x = 8,120,052,686.07
  5. Step 5: Solve for x
    x = 8,120,052,686.07/104,210.45
  6. Step 6: Final answer
    x = 77,919.75

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