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Finding the Fourth Proportional to 87,762.63, 121,112.06 and 47,476.29

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Solution

The fourth proportional to 87,762.63, 121,112.06 and 47,476.29 is: 65,517.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,762.63 : 121,112.06 = 47,476.29 : x
  2. Step 2: Convert to fraction form
    87,762.63/121,112.06 = 47,476.29/x
  3. Step 3: Cross multiply
    87,762.63x = 121,112.06 × 47,476.29
  4. Step 4: Simplify right side
    87,762.63x = 5,749,951,628.83
  5. Step 5: Solve for x
    x = 5,749,951,628.83/87,762.63
  6. Step 6: Final answer
    x = 65,517.08

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