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Finding the Fourth Proportional to 44,608.65, 66,403.31 and 43,944.09

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Solution

The fourth proportional to 44,608.65, 66,403.31 and 43,944.09 is: 65,414.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,608.65 : 66,403.31 = 43,944.09 : x
  2. Step 2: Convert to fraction form
    44,608.65/66,403.31 = 43,944.09/x
  3. Step 3: Cross multiply
    44,608.65x = 66,403.31 × 43,944.09
  4. Step 4: Simplify right side
    44,608.65x = 2,918,033,140.80
  5. Step 5: Solve for x
    x = 2,918,033,140.80/44,608.65
  6. Step 6: Final answer
    x = 65,414.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.