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Finding the Fourth Proportional to 149,612.49, 224,355.02 and 49,745.97

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Solution

The fourth proportional to 149,612.49, 224,355.02 and 49,745.97 is: 74,597.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,612.49 : 224,355.02 = 49,745.97 : x
  2. Step 2: Convert to fraction form
    149,612.49/224,355.02 = 49,745.97/x
  3. Step 3: Cross multiply
    149,612.49x = 224,355.02 × 49,745.97
  4. Step 4: Simplify right side
    149,612.49x = 11,160,757,845.54
  5. Step 5: Solve for x
    x = 11,160,757,845.54/149,612.49
  6. Step 6: Final answer
    x = 74,597.77

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1.5x scale

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.