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Finding the Fourth Proportional to 84,641.59, 116,809.19 and 48,346.20

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Solution

The fourth proportional to 84,641.59, 116,809.19 and 48,346.20 is: 66,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,641.59 : 116,809.19 = 48,346.20 : x
  2. Step 2: Convert to fraction form
    84,641.59/116,809.19 = 48,346.20/x
  3. Step 3: Cross multiply
    84,641.59x = 116,809.19 × 48,346.20
  4. Step 4: Simplify right side
    84,641.59x = 5,647,280,401.15
  5. Step 5: Solve for x
    x = 5,647,280,401.15/84,641.59
  6. Step 6: Final answer
    x = 66,719.92

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