Finding the Fourth Proportional to 202,722.08, 304,234.58 and 76,486.82
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Solution
The fourth proportional to 202,722.08, 304,234.58 and 76,486.82 is: 114,787.37
Step by Step Solution
- Step 1: Write the proportion equation
202,722.08 : 304,234.58 = 76,486.82 : x - Step 2: Convert to fraction form
202,722.08/304,234.58 = 76,486.82/x - Step 3: Cross multiply
202,722.08x = 304,234.58 × 76,486.82 - Step 4: Simplify right side
202,722.08x = 23,269,934,228.28 - Step 5: Solve for x
x = 23,269,934,228.28/202,722.08 - Step 6: Final answer
x = 114,787.37
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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.