Finding the Fourth Proportional to 217,129.38, 325,694.21 and 59,345.97
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Solution
The fourth proportional to 217,129.38, 325,694.21 and 59,345.97 is: 89,018.99
Step by Step Solution
- Step 1: Write the proportion equation
217,129.38 : 325,694.21 = 59,345.97 : x - Step 2: Convert to fraction form
217,129.38/325,694.21 = 59,345.97/x - Step 3: Cross multiply
217,129.38x = 325,694.21 × 59,345.97 - Step 4: Simplify right side
217,129.38x = 19,328,638,519.10 - Step 5: Solve for x
x = 19,328,638,519.10/217,129.38 - Step 6: Final answer
x = 89,018.99
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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.