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Finding the Fourth Proportional to 99,025.50, 136,655.19 and 54,313.50

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Solution

The fourth proportional to 99,025.50, 136,655.19 and 54,313.50 is: 74,952.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,025.50 : 136,655.19 = 54,313.50 : x
  2. Step 2: Convert to fraction form
    99,025.50/136,655.19 = 54,313.50/x
  3. Step 3: Cross multiply
    99,025.50x = 136,655.19 × 54,313.50
  4. Step 4: Simplify right side
    99,025.50x = 7,422,221,662.07
  5. Step 5: Solve for x
    x = 7,422,221,662.07/99,025.50
  6. Step 6: Final answer
    x = 74,952.63

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