Finding the Fourth Proportional to 256,907.24, 385,095.99 and 107,234.63
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Solution
The fourth proportional to 256,907.24, 385,095.99 and 107,234.63 is: 160,741.39
Step by Step Solution
- Step 1: Write the proportion equation
256,907.24 : 385,095.99 = 107,234.63 : x - Step 2: Convert to fraction form
256,907.24/385,095.99 = 107,234.63/x - Step 3: Cross multiply
256,907.24x = 385,095.99 × 107,234.63 - Step 4: Simplify right side
256,907.24x = 41,295,626,002.13 - Step 5: Solve for x
x = 41,295,626,002.13/256,907.24 - Step 6: Final answer
x = 160,741.39
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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.