Finding the Fourth Proportional to 71,353.92, 106,596.92 and 46,188.96
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Solution
The fourth proportional to 71,353.92, 106,596.92 and 46,188.96 is: 69,002.53
Step by Step Solution
- Step 1: Write the proportion equation
71,353.92 : 106,596.92 = 46,188.96 : x - Step 2: Convert to fraction form
71,353.92/106,596.92 = 46,188.96/x - Step 3: Cross multiply
71,353.92x = 106,596.92 × 46,188.96 - Step 4: Simplify right side
71,353.92x = 4,923,600,874.00 - Step 5: Solve for x
x = 4,923,600,874.00/71,353.92 - Step 6: Final answer
x = 69,002.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.