Home / 122,105.87-183,185.11-37,864.34

Finding the Fourth Proportional to 122,105.87, 183,185.11 and 37,864.34

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Solution

The fourth proportional to 122,105.87, 183,185.11 and 37,864.34 is: 56,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,105.87 : 183,185.11 = 37,864.34 : x
  2. Step 2: Convert to fraction form
    122,105.87/183,185.11 = 37,864.34/x
  3. Step 3: Cross multiply
    122,105.87x = 183,185.11 × 37,864.34
  4. Step 4: Simplify right side
    122,105.87x = 6,936,183,287.98
  5. Step 5: Solve for x
    x = 6,936,183,287.98/122,105.87
  6. Step 6: Final answer
    x = 56,804.67

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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.