Home / 45,101.37-62,198.78-38,725.97

Finding the Fourth Proportional to 45,101.37, 62,198.78 and 38,725.97

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Solution

The fourth proportional to 45,101.37, 62,198.78 and 38,725.97 is: 53,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,101.37 : 62,198.78 = 38,725.97 : x
  2. Step 2: Convert to fraction form
    45,101.37/62,198.78 = 38,725.97/x
  3. Step 3: Cross multiply
    45,101.37x = 62,198.78 × 38,725.97
  4. Step 4: Simplify right side
    45,101.37x = 2,408,707,583.69
  5. Step 5: Solve for x
    x = 2,408,707,583.69/45,101.37
  6. Step 6: Final answer
    x = 53,406.53

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1.5x scale

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.