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Finding the Fourth Proportional to 99,699.48, 149,548.74 and 94,716.12

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Solution

The fourth proportional to 99,699.48, 149,548.74 and 94,716.12 is: 142,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,699.48 : 149,548.74 = 94,716.12 : x
  2. Step 2: Convert to fraction form
    99,699.48/149,548.74 = 94,716.12/x
  3. Step 3: Cross multiply
    99,699.48x = 149,548.74 × 94,716.12
  4. Step 4: Simplify right side
    99,699.48x = 14,164,676,403.69
  5. Step 5: Solve for x
    x = 14,164,676,403.69/99,699.48
  6. Step 6: Final answer
    x = 142,073.72

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