Home / 75,787.54-104,582.20-41,796.39

Finding the Fourth Proportional to 75,787.54, 104,582.20 and 41,796.39

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Solution

The fourth proportional to 75,787.54, 104,582.20 and 41,796.39 is: 57,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,787.54 : 104,582.20 = 41,796.39 : x
  2. Step 2: Convert to fraction form
    75,787.54/104,582.20 = 41,796.39/x
  3. Step 3: Cross multiply
    75,787.54x = 104,582.20 × 41,796.39
  4. Step 4: Simplify right side
    75,787.54x = 4,371,158,418.26
  5. Step 5: Solve for x
    x = 4,371,158,418.26/75,787.54
  6. Step 6: Final answer
    x = 57,676.48

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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.