Finding the Fourth Proportional to 97,755.99, 146,629.12 and 57,252.27
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Solution
The fourth proportional to 97,755.99, 146,629.12 and 57,252.27 is: 85,875.56
Step by Step Solution
- Step 1: Write the proportion equation
97,755.99 : 146,629.12 = 57,252.27 : x - Step 2: Convert to fraction form
97,755.99/146,629.12 = 57,252.27/x - Step 3: Cross multiply
97,755.99x = 146,629.12 × 57,252.27 - Step 4: Simplify right side
97,755.99x = 8,394,849,968.10 - Step 5: Solve for x
x = 8,394,849,968.10/97,755.99 - Step 6: Final answer
x = 85,875.56
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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.