Finding the Fourth Proportional to 202,384.14, 303,520.80 and 76,014.62
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Solution
The fourth proportional to 202,384.14, 303,520.80 and 76,014.62 is: 114,001.12
Step by Step Solution
- Step 1: Write the proportion equation
202,384.14 : 303,520.80 = 76,014.62 : x - Step 2: Convert to fraction form
202,384.14/303,520.80 = 76,014.62/x - Step 3: Cross multiply
202,384.14x = 303,520.80 × 76,014.62 - Step 4: Simplify right side
202,384.14x = 23,072,018,274.10 - Step 5: Solve for x
x = 23,072,018,274.10/202,384.14 - Step 6: Final answer
x = 114,001.12
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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.