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Finding the Fourth Proportional to 119,783.94, 179,623.31 and 44,851.54

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Solution

The fourth proportional to 119,783.94, 179,623.31 and 44,851.54 is: 67,257.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,783.94 : 179,623.31 = 44,851.54 : x
  2. Step 2: Convert to fraction form
    119,783.94/179,623.31 = 44,851.54/x
  3. Step 3: Cross multiply
    119,783.94x = 179,623.31 × 44,851.54
  4. Step 4: Simplify right side
    119,783.94x = 8,056,382,073.40
  5. Step 5: Solve for x
    x = 8,056,382,073.40/119,783.94
  6. Step 6: Final answer
    x = 67,257.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.