Finding the Fourth Proportional to 106,600.98, 159,872.28 and 40,035.96
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Solution
The fourth proportional to 106,600.98, 159,872.28 and 40,035.96 is: 60,042.98
Step by Step Solution
- Step 1: Write the proportion equation
106,600.98 : 159,872.28 = 40,035.96 : x - Step 2: Convert to fraction form
106,600.98/159,872.28 = 40,035.96/x - Step 3: Cross multiply
106,600.98x = 159,872.28 × 40,035.96 - Step 4: Simplify right side
106,600.98x = 6,400,640,207.19 - Step 5: Solve for x
x = 6,400,640,207.19/106,600.98 - Step 6: Final answer
x = 60,042.98
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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.