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Finding the Fourth Proportional to 108,870.12, 163,324.31 and 49,711.77

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Solution

The fourth proportional to 108,870.12, 163,324.31 and 49,711.77 is: 74,576.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,870.12 : 163,324.31 = 49,711.77 : x
  2. Step 2: Convert to fraction form
    108,870.12/163,324.31 = 49,711.77/x
  3. Step 3: Cross multiply
    108,870.12x = 163,324.31 × 49,711.77
  4. Step 4: Simplify right side
    108,870.12x = 8,119,140,285.57
  5. Step 5: Solve for x
    x = 8,119,140,285.57/108,870.12
  6. Step 6: Final answer
    x = 74,576.39

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