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Finding the Fourth Proportional to 184,029.73, 275,931.56 and 71,578.89

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Solution

The fourth proportional to 184,029.73, 275,931.56 and 71,578.89 is: 107,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,029.73 : 275,931.56 = 71,578.89 : x
  2. Step 2: Convert to fraction form
    184,029.73/275,931.56 = 71,578.89/x
  3. Step 3: Cross multiply
    184,029.73x = 275,931.56 × 71,578.89
  4. Step 4: Simplify right side
    184,029.73x = 19,750,874,959.72
  5. Step 5: Solve for x
    x = 19,750,874,959.72/184,029.73
  6. Step 6: Final answer
    x = 107,324.37

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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.