Finding the Fourth Proportional to 197,699.15, 296,545.91 and 47,940.68
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Solution
The fourth proportional to 197,699.15, 296,545.91 and 47,940.68 is: 71,910.33
Step by Step Solution
- Step 1: Write the proportion equation
197,699.15 : 296,545.91 = 47,940.68 : x - Step 2: Convert to fraction form
197,699.15/296,545.91 = 47,940.68/x - Step 3: Cross multiply
197,699.15x = 296,545.91 × 47,940.68 - Step 4: Simplify right side
197,699.15x = 14,216,610,854.19 - Step 5: Solve for x
x = 14,216,610,854.19/197,699.15 - Step 6: Final answer
x = 71,910.33
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1.5x scale
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.