Home / 179,165.72-268,788.54-54,516.44

Finding the Fourth Proportional to 179,165.72, 268,788.54 and 54,516.44

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Solution

The fourth proportional to 179,165.72, 268,788.54 and 54,516.44 is: 81,786.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,165.72 : 268,788.54 = 54,516.44 : x
  2. Step 2: Convert to fraction form
    179,165.72/268,788.54 = 54,516.44/x
  3. Step 3: Cross multiply
    179,165.72x = 268,788.54 × 54,516.44
  4. Step 4: Simplify right side
    179,165.72x = 14,653,394,313.60
  5. Step 5: Solve for x
    x = 14,653,394,313.60/179,165.72
  6. Step 6: Final answer
    x = 81,786.82

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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.