Home / 53,450.45-80,150.97-30,076.89

Finding the Fourth Proportional to 53,450.45, 80,150.97 and 30,076.89

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Solution

The fourth proportional to 53,450.45, 80,150.97 and 30,076.89 is: 45,101.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,450.45 : 80,150.97 = 30,076.89 : x
  2. Step 2: Convert to fraction form
    53,450.45/80,150.97 = 30,076.89/x
  3. Step 3: Cross multiply
    53,450.45x = 80,150.97 × 30,076.89
  4. Step 4: Simplify right side
    53,450.45x = 2,410,691,356.94
  5. Step 5: Solve for x
    x = 2,410,691,356.94/53,450.45
  6. Step 6: Final answer
    x = 45,101.42

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1.5x scale

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.