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Finding the Fourth Proportional to 75,248.89, 103,843.76 and 41,257.89

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Solution

The fourth proportional to 75,248.89, 103,843.76 and 41,257.89 is: 56,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,248.89 : 103,843.76 = 41,257.89 : x
  2. Step 2: Convert to fraction form
    75,248.89/103,843.76 = 41,257.89/x
  3. Step 3: Cross multiply
    75,248.89x = 103,843.76 × 41,257.89
  4. Step 4: Simplify right side
    75,248.89x = 4,284,374,427.27
  5. Step 5: Solve for x
    x = 4,284,374,427.27/75,248.89
  6. Step 6: Final answer
    x = 56,936.05

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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.