Finding the Fourth Proportional to 248,368.82, 372,436.58 and 115,165.94
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Solution
The fourth proportional to 248,368.82, 372,436.58 and 115,165.94 is: 172,694.82
Step by Step Solution
- Step 1: Write the proportion equation
248,368.82 : 372,436.58 = 115,165.94 : x - Step 2: Convert to fraction form
248,368.82/372,436.58 = 115,165.94/x - Step 3: Cross multiply
248,368.82x = 372,436.58 × 115,165.94 - Step 4: Simplify right side
248,368.82x = 42,892,007,251.82 - Step 5: Solve for x
x = 42,892,007,251.82/248,368.82 - Step 6: Final answer
x = 172,694.82
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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.