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Finding the Fourth Proportional to 251,241.44, 376,864.32 and 73,751.36

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Solution

The fourth proportional to 251,241.44, 376,864.32 and 73,751.36 is: 110,627.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,241.44 : 376,864.32 = 73,751.36 : x
  2. Step 2: Convert to fraction form
    251,241.44/376,864.32 = 73,751.36/x
  3. Step 3: Cross multiply
    251,241.44x = 376,864.32 × 73,751.36
  4. Step 4: Simplify right side
    251,241.44x = 27,794,256,135.48
  5. Step 5: Solve for x
    x = 27,794,256,135.48/251,241.44
  6. Step 6: Final answer
    x = 110,627.67

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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.