Finding the Fourth Proportional to 146,202.21, 219,311.15 and 46,369.98
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Solution
The fourth proportional to 146,202.21, 219,311.15 and 46,369.98 is: 69,557.45
Step by Step Solution
- Step 1: Write the proportion equation
146,202.21 : 219,311.15 = 46,369.98 : x - Step 2: Convert to fraction form
146,202.21/219,311.15 = 46,369.98/x - Step 3: Cross multiply
146,202.21x = 219,311.15 × 46,369.98 - Step 4: Simplify right side
146,202.21x = 10,169,453,407.43 - Step 5: Solve for x
x = 10,169,453,407.43/146,202.21 - Step 6: Final answer
x = 69,557.45
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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.