Finding the Fourth Proportional to 198,252.65, 273,588.94 and 107,608.65
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Solution
The fourth proportional to 198,252.65, 273,588.94 and 107,608.65 is: 148,500.09
Step by Step Solution
- Step 1: Write the proportion equation
198,252.65 : 273,588.94 = 107,608.65 : x - Step 2: Convert to fraction form
198,252.65/273,588.94 = 107,608.65/x - Step 3: Cross multiply
198,252.65x = 273,588.94 × 107,608.65 - Step 4: Simplify right side
198,252.65x = 29,440,536,488.33 - Step 5: Solve for x
x = 29,440,536,488.33/198,252.65 - Step 6: Final answer
x = 148,500.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.