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Finding the Fourth Proportional to 78,581.19, 108,444.39 and 48,383.93

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Solution

The fourth proportional to 78,581.19, 108,444.39 and 48,383.93 is: 66,771.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,581.19 : 108,444.39 = 48,383.93 : x
  2. Step 2: Convert to fraction form
    78,581.19/108,444.39 = 48,383.93/x
  3. Step 3: Cross multiply
    78,581.19x = 108,444.39 × 48,383.93
  4. Step 4: Simplify right side
    78,581.19x = 5,246,965,774.65
  5. Step 5: Solve for x
    x = 5,246,965,774.65/78,581.19
  6. Step 6: Final answer
    x = 66,771.27

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