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Finding the Fourth Proportional to 224,029.50, 336,040 and 55,550.32

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Solution

The fourth proportional to 224,029.50, 336,040 and 55,550.32 is: 83,324.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,029.50 : 336,040 = 55,550.32 : x
  2. Step 2: Convert to fraction form
    224,029.50/336,040 = 55,550.32/x
  3. Step 3: Cross multiply
    224,029.50x = 336,040 × 55,550.32
  4. Step 4: Simplify right side
    224,029.50x = 18,667,129,532.80
  5. Step 5: Solve for x
    x = 18,667,129,532.80/224,029.50
  6. Step 6: Final answer
    x = 83,324.43

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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.