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Finding the Fourth Proportional to 88,088.60, 121,533.99 and 49,320.72

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Solution

The fourth proportional to 88,088.60, 121,533.99 and 49,320.72 is: 68,046.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,088.60 : 121,533.99 = 49,320.72 : x
  2. Step 2: Convert to fraction form
    88,088.60/121,533.99 = 49,320.72/x
  3. Step 3: Cross multiply
    88,088.60x = 121,533.99 × 49,320.72
  4. Step 4: Simplify right side
    88,088.60x = 5,994,143,891.27
  5. Step 5: Solve for x
    x = 5,994,143,891.27/88,088.60
  6. Step 6: Final answer
    x = 68,046.76

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