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Finding the Fourth Proportional to 44,942.78, 67,361.70 and 33,813.74

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Solution

The fourth proportional to 44,942.78, 67,361.70 and 33,813.74 is: 50,681.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,942.78 : 67,361.70 = 33,813.74 : x
  2. Step 2: Convert to fraction form
    44,942.78/67,361.70 = 33,813.74/x
  3. Step 3: Cross multiply
    44,942.78x = 67,361.70 × 33,813.74
  4. Step 4: Simplify right side
    44,942.78x = 2,277,751,009.76
  5. Step 5: Solve for x
    x = 2,277,751,009.76/44,942.78
  6. Step 6: Final answer
    x = 50,681.13

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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.