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Finding the Fourth Proportional to 55,260.84, 82,911.96 and 33,089.88

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Solution

The fourth proportional to 55,260.84, 82,911.96 and 33,089.88 is: 49,647.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,260.84 : 82,911.96 = 33,089.88 : x
  2. Step 2: Convert to fraction form
    55,260.84/82,911.96 = 33,089.88/x
  3. Step 3: Cross multiply
    55,260.84x = 82,911.96 × 33,089.88
  4. Step 4: Simplify right side
    55,260.84x = 2,743,546,806.96
  5. Step 5: Solve for x
    x = 2,743,546,806.96/55,260.84
  6. Step 6: Final answer
    x = 49,647.22

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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.