Home / 148,256.78-204,594.06-80,273.82

Finding the Fourth Proportional to 148,256.78, 204,594.06 and 80,273.82

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Solution

The fourth proportional to 148,256.78, 204,594.06 and 80,273.82 is: 110,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,256.78 : 204,594.06 = 80,273.82 : x
  2. Step 2: Convert to fraction form
    148,256.78/204,594.06 = 80,273.82/x
  3. Step 3: Cross multiply
    148,256.78x = 204,594.06 × 80,273.82
  4. Step 4: Simplify right side
    148,256.78x = 16,423,546,745.51
  5. Step 5: Solve for x
    x = 16,423,546,745.51/148,256.78
  6. Step 6: Final answer
    x = 110,777.71

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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.