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Finding the Fourth Proportional to 251,242.44, 376,865.82 and 73,752.36

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Solution

The fourth proportional to 251,242.44, 376,865.82 and 73,752.36 is: 110,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,242.44 : 376,865.82 = 73,752.36 : x
  2. Step 2: Convert to fraction form
    251,242.44/376,865.82 = 73,752.36/x
  3. Step 3: Cross multiply
    251,242.44x = 376,865.82 × 73,752.36
  4. Step 4: Simplify right side
    251,242.44x = 27,794,743,628.34
  5. Step 5: Solve for x
    x = 27,794,743,628.34/251,242.44
  6. Step 6: Final answer
    x = 110,629.17

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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.