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Finding the Fourth Proportional to 97,520.80, 146,281.20 and 82,758.55

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Solution

The fourth proportional to 97,520.80, 146,281.20 and 82,758.55 is: 124,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,520.80 : 146,281.20 = 82,758.55 : x
  2. Step 2: Convert to fraction form
    97,520.80/146,281.20 = 82,758.55/x
  3. Step 3: Cross multiply
    97,520.80x = 146,281.20 × 82,758.55
  4. Step 4: Simplify right side
    97,520.80x = 12,106,020,004.26
  5. Step 5: Solve for x
    x = 12,106,020,004.26/97,520.80
  6. Step 6: Final answer
    x = 124,137.83

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