Finding the Fourth Proportional to 98,193.65, 147,290.49 and 27,113.95
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Solution
The fourth proportional to 98,193.65, 147,290.49 and 27,113.95 is: 40,670.92
Step by Step Solution
- Step 1: Write the proportion equation
98,193.65 : 147,290.49 = 27,113.95 : x - Step 2: Convert to fraction form
98,193.65/147,290.49 = 27,113.95/x - Step 3: Cross multiply
98,193.65x = 147,290.49 × 27,113.95 - Step 4: Simplify right side
98,193.65x = 3,993,626,613.11 - Step 5: Solve for x
x = 3,993,626,613.11/98,193.65 - Step 6: Final answer
x = 40,670.92
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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.