Home / 75,243.72-103,837.51-41,255.31

Finding the Fourth Proportional to 75,243.72, 103,837.51 and 41,255.31

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Solution

The fourth proportional to 75,243.72, 103,837.51 and 41,255.31 is: 56,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,243.72 : 103,837.51 = 41,255.31 : x
  2. Step 2: Convert to fraction form
    75,243.72/103,837.51 = 41,255.31/x
  3. Step 3: Cross multiply
    75,243.72x = 103,837.51 × 41,255.31
  4. Step 4: Simplify right side
    75,243.72x = 4,283,848,664.68
  5. Step 5: Solve for x
    x = 4,283,848,664.68/75,243.72
  6. Step 6: Final answer
    x = 56,932.97

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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.