Finding the Fourth Proportional to 199,460.24, 275,302.36 and 114,626.48
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Solution
The fourth proportional to 199,460.24, 275,302.36 and 114,626.48 is: 158,211.68
Step by Step Solution
- Step 1: Write the proportion equation
199,460.24 : 275,302.36 = 114,626.48 : x - Step 2: Convert to fraction form
199,460.24/275,302.36 = 114,626.48/x - Step 3: Cross multiply
199,460.24x = 275,302.36 × 114,626.48 - Step 4: Simplify right side
199,460.24x = 31,556,940,462.49 - Step 5: Solve for x
x = 31,556,940,462.49/199,460.24 - Step 6: Final answer
x = 158,211.68
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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.