Finding the Fourth Proportional to 202,389.70, 303,584.55 and 97,183.30
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Solution
The fourth proportional to 202,389.70, 303,584.55 and 97,183.30 is: 145,774.95
Step by Step Solution
- Step 1: Write the proportion equation
202,389.70 : 303,584.55 = 97,183.30 : x - Step 2: Convert to fraction form
202,389.70/303,584.55 = 97,183.30/x - Step 3: Cross multiply
202,389.70x = 303,584.55 × 97,183.30 - Step 4: Simplify right side
202,389.70x = 29,503,348,398.02 - Step 5: Solve for x
x = 29,503,348,398.02/202,389.70 - Step 6: Final answer
x = 145,774.95
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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.