Finding the Fourth Proportional to 71,396.64, 107,059.97 and 29,265.26
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Solution
The fourth proportional to 71,396.64, 107,059.97 and 29,265.26 is: 43,883.55
Step by Step Solution
- Step 1: Write the proportion equation
71,396.64 : 107,059.97 = 29,265.26 : x - Step 2: Convert to fraction form
71,396.64/107,059.97 = 29,265.26/x - Step 3: Cross multiply
71,396.64x = 107,059.97 × 29,265.26 - Step 4: Simplify right side
71,396.64x = 3,133,138,125.29 - Step 5: Solve for x
x = 3,133,138,125.29/71,396.64 - Step 6: Final answer
x = 43,883.55
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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.