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Finding the Fourth Proportional to 117,578.59, 162,260.21 and 63,864.65

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Solution

The fourth proportional to 117,578.59, 162,260.21 and 63,864.65 is: 88,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,578.59 : 162,260.21 = 63,864.65 : x
  2. Step 2: Convert to fraction form
    117,578.59/162,260.21 = 63,864.65/x
  3. Step 3: Cross multiply
    117,578.59x = 162,260.21 × 63,864.65
  4. Step 4: Simplify right side
    117,578.59x = 10,362,692,085.89
  5. Step 5: Solve for x
    x = 10,362,692,085.89/117,578.59
  6. Step 6: Final answer
    x = 88,134.18

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