Home / 149,453.10-224,183.75-37,128.78

Finding the Fourth Proportional to 149,453.10, 224,183.75 and 37,128.78

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Solution

The fourth proportional to 149,453.10, 224,183.75 and 37,128.78 is: 55,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,453.10 : 224,183.75 = 37,128.78 : x
  2. Step 2: Convert to fraction form
    149,453.10/224,183.75 = 37,128.78/x
  3. Step 3: Cross multiply
    149,453.10x = 224,183.75 × 37,128.78
  4. Step 4: Simplify right side
    149,453.10x = 8,323,668,947.68
  5. Step 5: Solve for x
    x = 8,323,668,947.68/149,453.10
  6. Step 6: Final answer
    x = 55,694.19

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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.