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Finding the Fourth Proportional to 241,405.44, 362,106.72 and 131,297.28

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Solution

The fourth proportional to 241,405.44, 362,106.72 and 131,297.28 is: 196,945.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,405.44 : 362,106.72 = 131,297.28 : x
  2. Step 2: Convert to fraction form
    241,405.44/362,106.72 = 131,297.28/x
  3. Step 3: Cross multiply
    241,405.44x = 362,106.72 × 131,297.28
  4. Step 4: Simplify right side
    241,405.44x = 47,543,627,405.72
  5. Step 5: Solve for x
    x = 47,543,627,405.72/241,405.44
  6. Step 6: Final answer
    x = 196,945.14

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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.