Home / 278,069.94-383,736.95-150,745.55

Finding the Fourth Proportional to 278,069.94, 383,736.95 and 150,745.55

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Solution

The fourth proportional to 278,069.94, 383,736.95 and 150,745.55 is: 208,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,069.94 : 383,736.95 = 150,745.55 : x
  2. Step 2: Convert to fraction form
    278,069.94/383,736.95 = 150,745.55/x
  3. Step 3: Cross multiply
    278,069.94x = 383,736.95 × 150,745.55
  4. Step 4: Simplify right side
    278,069.94x = 57,846,634,910.66
  5. Step 5: Solve for x
    x = 57,846,634,910.66/278,069.94
  6. Step 6: Final answer
    x = 208,029.08

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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.