Finding the Fourth Proportional to 71,125.26, 106,746.24 and 36,074.94
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Solution
The fourth proportional to 71,125.26, 106,746.24 and 36,074.94 is: 54,142.01
Step by Step Solution
- Step 1: Write the proportion equation
71,125.26 : 106,746.24 = 36,074.94 : x - Step 2: Convert to fraction form
71,125.26/106,746.24 = 36,074.94/x - Step 3: Cross multiply
71,125.26x = 106,746.24 × 36,074.94 - Step 4: Simplify right side
71,125.26x = 3,850,864,203.23 - Step 5: Solve for x
x = 3,850,864,203.23/71,125.26 - Step 6: Final answer
x = 54,142.01
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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.