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Finding the Fourth Proportional to 118,247.41, 163,241.63 and 91,329.49

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Solution

The fourth proportional to 118,247.41, 163,241.63 and 91,329.49 is: 126,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,247.41 : 163,241.63 = 91,329.49 : x
  2. Step 2: Convert to fraction form
    118,247.41/163,241.63 = 91,329.49/x
  3. Step 3: Cross multiply
    118,247.41x = 163,241.63 × 91,329.49
  4. Step 4: Simplify right side
    118,247.41x = 14,908,774,814.67
  5. Step 5: Solve for x
    x = 14,908,774,814.67/118,247.41
  6. Step 6: Final answer
    x = 126,081.20

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