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Finding the Fourth Proportional to 179,758.52, 269,628.06 and 55,099.88

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Solution

The fourth proportional to 179,758.52, 269,628.06 and 55,099.88 is: 82,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,758.52 : 269,628.06 = 55,099.88 : x
  2. Step 2: Convert to fraction form
    179,758.52/269,628.06 = 55,099.88/x
  3. Step 3: Cross multiply
    179,758.52x = 269,628.06 × 55,099.88
  4. Step 4: Simplify right side
    179,758.52x = 14,856,473,750.63
  5. Step 5: Solve for x
    x = 14,856,473,750.63/179,758.52
  6. Step 6: Final answer
    x = 82,646.84

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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.