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Finding the Fourth Proportional to 89,277, 133,912.98 and 33,110.58

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Solution

The fourth proportional to 89,277, 133,912.98 and 33,110.58 is: 49,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,277 : 133,912.98 = 33,110.58 : x
  2. Step 2: Convert to fraction form
    89,277/133,912.98 = 33,110.58/x
  3. Step 3: Cross multiply
    89,277x = 133,912.98 × 33,110.58
  4. Step 4: Simplify right side
    89,277x = 4,433,936,437.33
  5. Step 5: Solve for x
    x = 4,433,936,437.33/89,277
  6. Step 6: Final answer
    x = 49,664.94

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1.5x scale

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.