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Finding the Fourth Proportional to 54,696.40, 82,044.60 and 33,701.20

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Solution

The fourth proportional to 54,696.40, 82,044.60 and 33,701.20 is: 50,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.40 : 82,044.60 = 33,701.20 : x
  2. Step 2: Convert to fraction form
    54,696.40/82,044.60 = 33,701.20/x
  3. Step 3: Cross multiply
    54,696.40x = 82,044.60 × 33,701.20
  4. Step 4: Simplify right side
    54,696.40x = 2,765,001,473.52
  5. Step 5: Solve for x
    x = 2,765,001,473.52/54,696.40
  6. Step 6: Final answer
    x = 50,551.80

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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.