Finding the Fourth Proportional to 251,302.14, 376,411.91 and 117,982.62
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Solution
The fourth proportional to 251,302.14, 376,411.91 and 117,982.62 is: 176,719.80
Step by Step Solution
- Step 1: Write the proportion equation
251,302.14 : 376,411.91 = 117,982.62 : x - Step 2: Convert to fraction form
251,302.14/376,411.91 = 117,982.62/x - Step 3: Cross multiply
251,302.14x = 376,411.91 × 117,982.62 - Step 4: Simplify right side
251,302.14x = 44,410,062,751.09 - Step 5: Solve for x
x = 44,410,062,751.09/251,302.14 - Step 6: Final answer
x = 176,719.80
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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.