Finding the Fourth Proportional to 131,582.07, 197,457.55 and 130,511.96
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Solution
The fourth proportional to 131,582.07, 197,457.55 and 130,511.96 is: 195,851.69
Step by Step Solution
- Step 1: Write the proportion equation
131,582.07 : 197,457.55 = 130,511.96 : x - Step 2: Convert to fraction form
131,582.07/197,457.55 = 130,511.96/x - Step 3: Cross multiply
131,582.07x = 197,457.55 × 130,511.96 - Step 4: Simplify right side
131,582.07x = 25,770,571,294.20 - Step 5: Solve for x
x = 25,770,571,294.20/131,582.07 - Step 6: Final answer
x = 195,851.69
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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.