Finding the Fourth Proportional to 99,693.92, 149,515.50 and 29,556.92
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Solution
The fourth proportional to 99,693.92, 149,515.50 and 29,556.92 is: 44,327.86
Step by Step Solution
- Step 1: Write the proportion equation
99,693.92 : 149,515.50 = 29,556.92 : x - Step 2: Convert to fraction form
99,693.92/149,515.50 = 29,556.92/x - Step 3: Cross multiply
99,693.92x = 149,515.50 × 29,556.92 - Step 4: Simplify right side
99,693.92x = 4,419,217,672.26 - Step 5: Solve for x
x = 4,419,217,672.26/99,693.92 - Step 6: Final answer
x = 44,327.86
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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.