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Finding the Fourth Proportional to 171,222.91, 256,826.98 and 44,860.37

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Solution

The fourth proportional to 171,222.91, 256,826.98 and 44,860.37 is: 67,288.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,222.91 : 256,826.98 = 44,860.37 : x
  2. Step 2: Convert to fraction form
    171,222.91/256,826.98 = 44,860.37/x
  3. Step 3: Cross multiply
    171,222.91x = 256,826.98 × 44,860.37
  4. Step 4: Simplify right side
    171,222.91x = 11,521,353,348.78
  5. Step 5: Solve for x
    x = 11,521,353,348.78/171,222.91
  6. Step 6: Final answer
    x = 67,288.62

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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.