Finding the Fourth Proportional to 71,648.56, 107,454.41 and 29,540.62
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Solution
The fourth proportional to 71,648.56, 107,454.41 and 29,540.62 is: 44,303.33
Step by Step Solution
- Step 1: Write the proportion equation
71,648.56 : 107,454.41 = 29,540.62 : x - Step 2: Convert to fraction form
71,648.56/107,454.41 = 29,540.62/x - Step 3: Cross multiply
71,648.56x = 107,454.41 × 29,540.62 - Step 4: Simplify right side
71,648.56x = 3,174,269,893.13 - Step 5: Solve for x
x = 3,174,269,893.13/71,648.56 - Step 6: Final answer
x = 44,303.33
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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.