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Finding the Fourth Proportional to 173,238.50, 259,857.76 and 41,910.50

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Solution

The fourth proportional to 173,238.50, 259,857.76 and 41,910.50 is: 62,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,238.50 : 259,857.76 = 41,910.50 : x
  2. Step 2: Convert to fraction form
    173,238.50/259,857.76 = 41,910.50/x
  3. Step 3: Cross multiply
    173,238.50x = 259,857.76 × 41,910.50
  4. Step 4: Simplify right side
    173,238.50x = 10,890,768,650.48
  5. Step 5: Solve for x
    x = 10,890,768,650.48/173,238.50
  6. Step 6: Final answer
    x = 62,865.75

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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.