Home / 75,383.75-104,044.95-43,548.32

Finding the Fourth Proportional to 75,383.75, 104,044.95 and 43,548.32

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Solution

The fourth proportional to 75,383.75, 104,044.95 and 43,548.32 is: 60,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,383.75 : 104,044.95 = 43,548.32 : x
  2. Step 2: Convert to fraction form
    75,383.75/104,044.95 = 43,548.32/x
  3. Step 3: Cross multiply
    75,383.75x = 104,044.95 × 43,548.32
  4. Step 4: Simplify right side
    75,383.75x = 4,530,982,256.76
  5. Step 5: Solve for x
    x = 4,530,982,256.76/75,383.75
  6. Step 6: Final answer
    x = 60,105.56

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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.