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Finding the Fourth Proportional to 88,085.52, 131,823.32 and 54,337.68

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Solution

The fourth proportional to 88,085.52, 131,823.32 and 54,337.68 is: 81,318.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,085.52 : 131,823.32 = 54,337.68 : x
  2. Step 2: Convert to fraction form
    88,085.52/131,823.32 = 54,337.68/x
  3. Step 3: Cross multiply
    88,085.52x = 131,823.32 × 54,337.68
  4. Step 4: Simplify right side
    88,085.52x = 7,162,973,107.01
  5. Step 5: Solve for x
    x = 7,162,973,107.01/88,085.52
  6. Step 6: Final answer
    x = 81,318.39

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