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Finding the Fourth Proportional to 130,377.76, 179,879.17 and 73,008.49

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Solution

The fourth proportional to 130,377.76, 179,879.17 and 73,008.49 is: 100,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,377.76 : 179,879.17 = 73,008.49 : x
  2. Step 2: Convert to fraction form
    130,377.76/179,879.17 = 73,008.49/x
  3. Step 3: Cross multiply
    130,377.76x = 179,879.17 × 73,008.49
  4. Step 4: Simplify right side
    130,377.76x = 13,132,706,584.15
  5. Step 5: Solve for x
    x = 13,132,706,584.15/130,377.76
  6. Step 6: Final answer
    x = 100,728.12

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