Home / 49,611.20-74,373.60-29,868.80

Finding the Fourth Proportional to 49,611.20, 74,373.60 and 29,868.80

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Solution

The fourth proportional to 49,611.20, 74,373.60 and 29,868.80 is: 44,777.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,611.20 : 74,373.60 = 29,868.80 : x
  2. Step 2: Convert to fraction form
    49,611.20/74,373.60 = 29,868.80/x
  3. Step 3: Cross multiply
    49,611.20x = 74,373.60 × 29,868.80
  4. Step 4: Simplify right side
    49,611.20x = 2,221,450,183.68
  5. Step 5: Solve for x
    x = 2,221,450,183.68/49,611.20
  6. Step 6: Final answer
    x = 44,777.19

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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.