Finding the Fourth Proportional to 102,249.13, 153,375.82 and 27,369.19
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Solution
The fourth proportional to 102,249.13, 153,375.82 and 27,369.19 is: 41,054.35
Step by Step Solution
- Step 1: Write the proportion equation
102,249.13 : 153,375.82 = 27,369.19 : x - Step 2: Convert to fraction form
102,249.13/153,375.82 = 27,369.19/x - Step 3: Cross multiply
102,249.13x = 153,375.82 × 27,369.19 - Step 4: Simplify right side
102,249.13x = 4,197,771,661.07 - Step 5: Solve for x
x = 4,197,771,661.07/102,249.13 - Step 6: Final answer
x = 41,054.35
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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.