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Finding the Fourth Proportional to 130,224.48, 179,647.68 and 75,776.64

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Solution

The fourth proportional to 130,224.48, 179,647.68 and 75,776.64 is: 104,535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,224.48 : 179,647.68 = 75,776.64 : x
  2. Step 2: Convert to fraction form
    130,224.48/179,647.68 = 75,776.64/x
  3. Step 3: Cross multiply
    130,224.48x = 179,647.68 × 75,776.64
  4. Step 4: Simplify right side
    130,224.48x = 13,613,097,574.20
  5. Step 5: Solve for x
    x = 13,613,097,574.20/130,224.48
  6. Step 6: Final answer
    x = 104,535.63

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