Home / 119,388.45-179,021.04-35,137.68

Finding the Fourth Proportional to 119,388.45, 179,021.04 and 35,137.68

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Solution

The fourth proportional to 119,388.45, 179,021.04 and 35,137.68 is: 52,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,388.45 : 179,021.04 = 35,137.68 : x
  2. Step 2: Convert to fraction form
    119,388.45/179,021.04 = 35,137.68/x
  3. Step 3: Cross multiply
    119,388.45x = 179,021.04 × 35,137.68
  4. Step 4: Simplify right side
    119,388.45x = 6,290,383,213.69
  5. Step 5: Solve for x
    x = 6,290,383,213.69/119,388.45
  6. Step 6: Final answer
    x = 52,688.37

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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.