Finding the Fourth Proportional to 71,504.57, 107,257.01 and 29,355.31
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Solution
The fourth proportional to 71,504.57, 107,257.01 and 29,355.31 is: 44,033.03
Step by Step Solution
- Step 1: Write the proportion equation
71,504.57 : 107,257.01 = 29,355.31 : x - Step 2: Convert to fraction form
71,504.57/107,257.01 = 29,355.31/x - Step 3: Cross multiply
71,504.57x = 107,257.01 × 29,355.31 - Step 4: Simplify right side
71,504.57x = 3,148,562,930.64 - Step 5: Solve for x
x = 3,148,562,930.64/71,504.57 - Step 6: Final answer
x = 44,033.03
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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.