Finding the Fourth Proportional to 154,749.14, 232,129.21 and 49,554.44
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Solution
The fourth proportional to 154,749.14, 232,129.21 and 49,554.44 is: 74,333.42
Step by Step Solution
- Step 1: Write the proportion equation
154,749.14 : 232,129.21 = 49,554.44 : x - Step 2: Convert to fraction form
154,749.14/232,129.21 = 49,554.44/x - Step 3: Cross multiply
154,749.14x = 232,129.21 × 49,554.44 - Step 4: Simplify right side
154,749.14x = 11,503,033,009.19 - Step 5: Solve for x
x = 11,503,033,009.19/154,749.14 - Step 6: Final answer
x = 74,333.42
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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.