Finding the Fourth Proportional to 252,549.27, 378,537.66 and 84,029.94
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Solution
The fourth proportional to 252,549.27, 378,537.66 and 84,029.94 is: 125,949.67
Step by Step Solution
- Step 1: Write the proportion equation
252,549.27 : 378,537.66 = 84,029.94 : x - Step 2: Convert to fraction form
252,549.27/378,537.66 = 84,029.94/x - Step 3: Cross multiply
252,549.27x = 378,537.66 × 84,029.94 - Step 4: Simplify right side
252,549.27x = 31,808,496,857.54 - Step 5: Solve for x
x = 31,808,496,857.54/252,549.27 - Step 6: Final answer
x = 125,949.67
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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.