Finding the Fourth Proportional to 146,884.36, 202,699.92 and 83,234.28
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Solution
The fourth proportional to 146,884.36, 202,699.92 and 83,234.28 is: 114,863.02
Step by Step Solution
- Step 1: Write the proportion equation
146,884.36 : 202,699.92 = 83,234.28 : x - Step 2: Convert to fraction form
146,884.36/202,699.92 = 83,234.28/x - Step 3: Cross multiply
146,884.36x = 202,699.92 × 83,234.28 - Step 4: Simplify right side
146,884.36x = 16,871,581,897.26 - Step 5: Solve for x
x = 16,871,581,897.26/146,884.36 - Step 6: Final answer
x = 114,863.02
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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.