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Finding the Fourth Proportional to 91,355.88, 126,018.54 and 53,622.84

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Solution

The fourth proportional to 91,355.88, 126,018.54 and 53,622.84 is: 73,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,355.88 : 126,018.54 = 53,622.84 : x
  2. Step 2: Convert to fraction form
    91,355.88/126,018.54 = 53,622.84/x
  3. Step 3: Cross multiply
    91,355.88x = 126,018.54 × 53,622.84
  4. Step 4: Simplify right side
    91,355.88x = 6,757,472,007.45
  5. Step 5: Solve for x
    x = 6,757,472,007.45/91,355.88
  6. Step 6: Final answer
    x = 73,968.66

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