Home / 76,021.80-104,915.22-44,190.60

Finding the Fourth Proportional to 76,021.80, 104,915.22 and 44,190.60

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Solution

The fourth proportional to 76,021.80, 104,915.22 and 44,190.60 is: 60,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,021.80 : 104,915.22 = 44,190.60 : x
  2. Step 2: Convert to fraction form
    76,021.80/104,915.22 = 44,190.60/x
  3. Step 3: Cross multiply
    76,021.80x = 104,915.22 × 44,190.60
  4. Step 4: Simplify right side
    76,021.80x = 4,636,266,520.93
  5. Step 5: Solve for x
    x = 4,636,266,520.93/76,021.80
  6. Step 6: Final answer
    x = 60,986.01

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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.