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Finding the Fourth Proportional to 173,751, 260,202.08 and 107,099.45

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Solution

The fourth proportional to 173,751, 260,202.08 and 107,099.45 is: 160,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,751 : 260,202.08 = 107,099.45 : x
  2. Step 2: Convert to fraction form
    173,751/260,202.08 = 107,099.45/x
  3. Step 3: Cross multiply
    173,751x = 260,202.08 × 107,099.45
  4. Step 4: Simplify right side
    173,751x = 27,867,498,355.85
  5. Step 5: Solve for x
    x = 27,867,498,355.85/173,751
  6. Step 6: Final answer
    x = 160,387.56

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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.