Finding the Fourth Proportional to 154,753.21, 232,120.26 and 54,900.25
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Solution
The fourth proportional to 154,753.21, 232,120.26 and 54,900.25 is: 82,346.99
Step by Step Solution
- Step 1: Write the proportion equation
154,753.21 : 232,120.26 = 54,900.25 : x - Step 2: Convert to fraction form
154,753.21/232,120.26 = 54,900.25/x - Step 3: Cross multiply
154,753.21x = 232,120.26 × 54,900.25 - Step 4: Simplify right side
154,753.21x = 12,743,460,304.07 - Step 5: Solve for x
x = 12,743,460,304.07/154,753.21 - Step 6: Final answer
x = 82,346.99
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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.