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Finding the Fourth Proportional to 119,782.44, 179,704.44 and 44,903.61

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Solution

The fourth proportional to 119,782.44, 179,704.44 and 44,903.61 is: 67,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,782.44 : 179,704.44 = 44,903.61 : x
  2. Step 2: Convert to fraction form
    119,782.44/179,704.44 = 44,903.61/x
  3. Step 3: Cross multiply
    119,782.44x = 179,704.44 × 44,903.61
  4. Step 4: Simplify right side
    119,782.44x = 8,069,378,089.03
  5. Step 5: Solve for x
    x = 8,069,378,089.03/119,782.44
  6. Step 6: Final answer
    x = 67,366.95

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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.