Home / 49,884.22-74,885.56-39,361.80

Finding the Fourth Proportional to 49,884.22, 74,885.56 and 39,361.80

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Solution

The fourth proportional to 49,884.22, 74,885.56 and 39,361.80 is: 59,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884.22 : 74,885.56 = 39,361.80 : x
  2. Step 2: Convert to fraction form
    49,884.22/74,885.56 = 39,361.80/x
  3. Step 3: Cross multiply
    49,884.22x = 74,885.56 × 39,361.80
  4. Step 4: Simplify right side
    49,884.22x = 2,947,630,418.20
  5. Step 5: Solve for x
    x = 2,947,630,418.20/49,884.22
  6. Step 6: Final answer
    x = 59,089.43

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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.