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Finding the Fourth Proportional to 149,993.92, 224,917.08 and 61,223.60

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Solution

The fourth proportional to 149,993.92, 224,917.08 and 61,223.60 is: 91,805.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,993.92 : 224,917.08 = 61,223.60 : x
  2. Step 2: Convert to fraction form
    149,993.92/224,917.08 = 61,223.60/x
  3. Step 3: Cross multiply
    149,993.92x = 224,917.08 × 61,223.60
  4. Step 4: Simplify right side
    149,993.92x = 13,770,233,339.09
  5. Step 5: Solve for x
    x = 13,770,233,339.09/149,993.92
  6. Step 6: Final answer
    x = 91,805.28

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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.