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Finding the Fourth Proportional to 251,165.44, 376,750.24 and 73,675.40

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Solution

The fourth proportional to 251,165.44, 376,750.24 and 73,675.40 is: 110,513.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,165.44 : 376,750.24 = 73,675.40 : x
  2. Step 2: Convert to fraction form
    251,165.44/376,750.24 = 73,675.40/x
  3. Step 3: Cross multiply
    251,165.44x = 376,750.24 × 73,675.40
  4. Step 4: Simplify right side
    251,165.44x = 27,757,224,632.10
  5. Step 5: Solve for x
    x = 27,757,224,632.10/251,165.44
  6. Step 6: Final answer
    x = 110,513.71

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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.