Finding the Fourth Proportional to 68,486.80, 102,545.58 and 44,735.52
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Solution
The fourth proportional to 68,486.80, 102,545.58 and 44,735.52 is: 66,982.69
Step by Step Solution
- Step 1: Write the proportion equation
68,486.80 : 102,545.58 = 44,735.52 : x - Step 2: Convert to fraction form
68,486.80/102,545.58 = 44,735.52/x - Step 3: Cross multiply
68,486.80x = 102,545.58 × 44,735.52 - Step 4: Simplify right side
68,486.80x = 4,587,429,845.00 - Step 5: Solve for x
x = 4,587,429,845.00/68,486.80 - Step 6: Final answer
x = 66,982.69
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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.