Finding the Fourth Proportional to 170,827.96, 255,843.12 and 135,048.85
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Solution
The fourth proportional to 170,827.96, 255,843.12 and 135,048.85 is: 202,257.99
Step by Step Solution
- Step 1: Write the proportion equation
170,827.96 : 255,843.12 = 135,048.85 : x - Step 2: Convert to fraction form
170,827.96/255,843.12 = 135,048.85/x - Step 3: Cross multiply
170,827.96x = 255,843.12 × 135,048.85 - Step 4: Simplify right side
170,827.96x = 34,551,319,136.41 - Step 5: Solve for x
x = 34,551,319,136.41/170,827.96 - Step 6: Final answer
x = 202,257.99
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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.