Finding the Fourth Proportional to 181,678.36, 272,418.70 and 63,317.92
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Solution
The fourth proportional to 181,678.36, 272,418.70 and 63,317.92 is: 94,942.43
Step by Step Solution
- Step 1: Write the proportion equation
181,678.36 : 272,418.70 = 63,317.92 : x - Step 2: Convert to fraction form
181,678.36/272,418.70 = 63,317.92/x - Step 3: Cross multiply
181,678.36x = 272,418.70 × 63,317.92 - Step 4: Simplify right side
181,678.36x = 17,248,985,453.10 - Step 5: Solve for x
x = 17,248,985,453.10/181,678.36 - Step 6: Final answer
x = 94,942.43
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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.