Finding the Fourth Proportional to 269.53, 372.14 and 169.99
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Solution
The fourth proportional to 269.53, 372.14 and 169.99 is: 234.71
Step by Step Solution
- Step 1: Write the proportion equation
269.53 : 372.14 = 169.99 : x - Step 2: Convert to fraction form
269.53/372.14 = 169.99/x - Step 3: Cross multiply
269.53x = 372.14 × 169.99 - Step 4: Simplify right side
269.53x = 63,260.08 - Step 5: Solve for x
x = 63,260.08/269.53 - Step 6: Final answer
x = 234.71
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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.