Home / 49,745.52-74,251.98-45,590.22

Finding the Fourth Proportional to 49,745.52, 74,251.98 and 45,590.22

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Solution

The fourth proportional to 49,745.52, 74,251.98 and 45,590.22 is: 68,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,745.52 : 74,251.98 = 45,590.22 : x
  2. Step 2: Convert to fraction form
    49,745.52/74,251.98 = 45,590.22/x
  3. Step 3: Cross multiply
    49,745.52x = 74,251.98 × 45,590.22
  4. Step 4: Simplify right side
    49,745.52x = 3,385,164,103.64
  5. Step 5: Solve for x
    x = 3,385,164,103.64/49,745.52
  6. Step 6: Final answer
    x = 68,049.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.