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Finding the Fourth Proportional to 175,072.75, 262,609.13 and 43,744.75

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Solution

The fourth proportional to 175,072.75, 262,609.13 and 43,744.75 is: 65,617.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,072.75 : 262,609.13 = 43,744.75 : x
  2. Step 2: Convert to fraction form
    175,072.75/262,609.13 = 43,744.75/x
  3. Step 3: Cross multiply
    175,072.75x = 262,609.13 × 43,744.75
  4. Step 4: Simplify right side
    175,072.75x = 11,487,770,739.57
  5. Step 5: Solve for x
    x = 11,487,770,739.57/175,072.75
  6. Step 6: Final answer
    x = 65,617.13

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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.