Finding the Fourth Proportional to 101,563.75, 152,345.67 and 27,691.75
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Solution
The fourth proportional to 101,563.75, 152,345.67 and 27,691.75 is: 41,537.64
Step by Step Solution
- Step 1: Write the proportion equation
101,563.75 : 152,345.67 = 27,691.75 : x - Step 2: Convert to fraction form
101,563.75/152,345.67 = 27,691.75/x - Step 3: Cross multiply
101,563.75x = 152,345.67 × 27,691.75 - Step 4: Simplify right side
101,563.75x = 4,218,718,207.22 - Step 5: Solve for x
x = 4,218,718,207.22/101,563.75 - Step 6: Final answer
x = 41,537.64
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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.