Finding the Fourth Proportional to 107,125.62, 160,702.38 and 39,648.48
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Solution
The fourth proportional to 107,125.62, 160,702.38 and 39,648.48 is: 59,477.88
Step by Step Solution
- Step 1: Write the proportion equation
107,125.62 : 160,702.38 = 39,648.48 : x - Step 2: Convert to fraction form
107,125.62/160,702.38 = 39,648.48/x - Step 3: Cross multiply
107,125.62x = 160,702.38 × 39,648.48 - Step 4: Simplify right side
107,125.62x = 6,371,605,099.38 - Step 5: Solve for x
x = 6,371,605,099.38/107,125.62 - Step 6: Final answer
x = 59,477.88
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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.