Home / 245,176.37-338,324.94-137,725.41

Finding the Fourth Proportional to 245,176.37, 338,324.94 and 137,725.41

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Solution

The fourth proportional to 245,176.37, 338,324.94 and 137,725.41 is: 190,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,176.37 : 338,324.94 = 137,725.41 : x
  2. Step 2: Convert to fraction form
    245,176.37/338,324.94 = 137,725.41/x
  3. Step 3: Cross multiply
    245,176.37x = 338,324.94 × 137,725.41
  4. Step 4: Simplify right side
    245,176.37x = 46,595,941,074.73
  5. Step 5: Solve for x
    x = 46,595,941,074.73/245,176.37
  6. Step 6: Final answer
    x = 190,050.71

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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.