Finding the Fourth Proportional to 146,679.12, 202,266.96 and 130,495.44
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Solution
The fourth proportional to 146,679.12, 202,266.96 and 130,495.44 is: 179,950.06
Step by Step Solution
- Step 1: Write the proportion equation
146,679.12 : 202,266.96 = 130,495.44 : x - Step 2: Convert to fraction form
146,679.12/202,266.96 = 130,495.44/x - Step 3: Cross multiply
146,679.12x = 202,266.96 × 130,495.44 - Step 4: Simplify right side
146,679.12x = 26,394,915,942.66 - Step 5: Solve for x
x = 26,394,915,942.66/146,679.12 - Step 6: Final answer
x = 179,950.06
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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.