Finding the Fourth Proportional to 181,715.64, 272,495.70 and 63,351.96
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Solution
The fourth proportional to 181,715.64, 272,495.70 and 63,351.96 is: 95,000.83
Step by Step Solution
- Step 1: Write the proportion equation
181,715.64 : 272,495.70 = 63,351.96 : x - Step 2: Convert to fraction form
181,715.64/272,495.70 = 63,351.96/x - Step 3: Cross multiply
181,715.64x = 272,495.70 × 63,351.96 - Step 4: Simplify right side
181,715.64x = 17,263,136,686.57 - Step 5: Solve for x
x = 17,263,136,686.57/181,715.64 - Step 6: Final answer
x = 95,000.83
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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.