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Finding the Fourth Proportional to 130,269.33, 179,774.91 and 72,906.75

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Solution

The fourth proportional to 130,269.33, 179,774.91 and 72,906.75 is: 100,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,269.33 : 179,774.91 = 72,906.75 : x
  2. Step 2: Convert to fraction form
    130,269.33/179,774.91 = 72,906.75/x
  3. Step 3: Cross multiply
    130,269.33x = 179,774.91 × 72,906.75
  4. Step 4: Simplify right side
    130,269.33x = 13,106,804,419.64
  5. Step 5: Solve for x
    x = 13,106,804,419.64/130,269.33
  6. Step 6: Final answer
    x = 100,613.13

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