Finding the Fourth Proportional to 146,648.44, 202,374.84 and 79,580.44
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Solution
The fourth proportional to 146,648.44, 202,374.84 and 79,580.44 is: 109,821.00
Step by Step Solution
- Step 1: Write the proportion equation
146,648.44 : 202,374.84 = 79,580.44 : x - Step 2: Convert to fraction form
146,648.44/202,374.84 = 79,580.44/x - Step 3: Cross multiply
146,648.44x = 202,374.84 × 79,580.44 - Step 4: Simplify right side
146,648.44x = 16,105,078,812.13 - Step 5: Solve for x
x = 16,105,078,812.13/146,648.44 - Step 6: Final answer
x = 109,821.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.