Finding the Fourth Proportional to 146,227.64, 219,379.73 and 51,453.99
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Solution
The fourth proportional to 146,227.64, 219,379.73 and 51,453.99 is: 77,194.45
Step by Step Solution
- Step 1: Write the proportion equation
146,227.64 : 219,379.73 = 51,453.99 : x - Step 2: Convert to fraction form
146,227.64/219,379.73 = 51,453.99/x - Step 3: Cross multiply
146,227.64x = 219,379.73 × 51,453.99 - Step 4: Simplify right side
146,227.64x = 11,287,962,176.35 - Step 5: Solve for x
x = 11,287,962,176.35/146,227.64 - Step 6: Final answer
x = 77,194.45
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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.