Finding the Fourth Proportional to 202,190.78, 303,325.05 and 77,522.06
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Solution
The fourth proportional to 202,190.78, 303,325.05 and 77,522.06 is: 116,298.00
Step by Step Solution
- Step 1: Write the proportion equation
202,190.78 : 303,325.05 = 77,522.06 : x - Step 2: Convert to fraction form
202,190.78/303,325.05 = 77,522.06/x - Step 3: Cross multiply
202,190.78x = 303,325.05 × 77,522.06 - Step 4: Simplify right side
202,190.78x = 23,514,383,774.62 - Step 5: Solve for x
x = 23,514,383,774.62/202,190.78 - Step 6: Final answer
x = 116,298.00
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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.