Home / 49,774.40-74,661.60-44,136.80

Finding the Fourth Proportional to 49,774.40, 74,661.60 and 44,136.80

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Solution

The fourth proportional to 49,774.40, 74,661.60 and 44,136.80 is: 66,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,774.40 : 74,661.60 = 44,136.80 : x
  2. Step 2: Convert to fraction form
    49,774.40/74,661.60 = 44,136.80/x
  3. Step 3: Cross multiply
    49,774.40x = 74,661.60 × 44,136.80
  4. Step 4: Simplify right side
    49,774.40x = 3,295,324,106.88
  5. Step 5: Solve for x
    x = 3,295,324,106.88/49,774.40
  6. Step 6: Final answer
    x = 66,205.20

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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.