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Finding the Fourth Proportional to 244,114.40, 336,863 and 135,212.28

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Solution

The fourth proportional to 244,114.40, 336,863 and 135,212.28 is: 186,584.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,114.40 : 336,863 = 135,212.28 : x
  2. Step 2: Convert to fraction form
    244,114.40/336,863 = 135,212.28/x
  3. Step 3: Cross multiply
    244,114.40x = 336,863 × 135,212.28
  4. Step 4: Simplify right side
    244,114.40x = 45,548,014,277.64
  5. Step 5: Solve for x
    x = 45,548,014,277.64/244,114.40
  6. Step 6: Final answer
    x = 186,584.71

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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.