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Finding the Fourth Proportional to 219,922.66, 303,489.48 and 133,850.44

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Solution

The fourth proportional to 219,922.66, 303,489.48 and 133,850.44 is: 184,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,922.66 : 303,489.48 = 133,850.44 : x
  2. Step 2: Convert to fraction form
    219,922.66/303,489.48 = 133,850.44/x
  3. Step 3: Cross multiply
    219,922.66x = 303,489.48 × 133,850.44
  4. Step 4: Simplify right side
    219,922.66x = 40,622,200,433.37
  5. Step 5: Solve for x
    x = 40,622,200,433.37/219,922.66
  6. Step 6: Final answer
    x = 184,711.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.