Finding the Fourth Proportional to 146,535.99, 219,755.78 and 51,748.98
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Solution
The fourth proportional to 146,535.99, 219,755.78 and 51,748.98 is: 77,606.45
Step by Step Solution
- Step 1: Write the proportion equation
146,535.99 : 219,755.78 = 51,748.98 : x - Step 2: Convert to fraction form
146,535.99/219,755.78 = 51,748.98/x - Step 3: Cross multiply
146,535.99x = 219,755.78 × 51,748.98 - Step 4: Simplify right side
146,535.99x = 11,372,137,464.10 - Step 5: Solve for x
x = 11,372,137,464.10/146,535.99 - Step 6: Final answer
x = 77,606.45
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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.