Finding the Fourth Proportional to 107,020.35, 160,532.09 and 50,866.19
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Solution
The fourth proportional to 107,020.35, 160,532.09 and 50,866.19 is: 76,300.02
Step by Step Solution
- Step 1: Write the proportion equation
107,020.35 : 160,532.09 = 50,866.19 : x - Step 2: Convert to fraction form
107,020.35/160,532.09 = 50,866.19/x - Step 3: Cross multiply
107,020.35x = 160,532.09 × 50,866.19 - Step 4: Simplify right side
107,020.35x = 8,165,654,734.05 - Step 5: Solve for x
x = 8,165,654,734.05/107,020.35 - Step 6: Final answer
x = 76,300.02
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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.