Finding the Fourth Proportional to 232,839.12, 348,930.72 and 106,168.08
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Solution
The fourth proportional to 232,839.12, 348,930.72 and 106,168.08 is: 159,102.58
Step by Step Solution
- Step 1: Write the proportion equation
232,839.12 : 348,930.72 = 106,168.08 : x - Step 2: Convert to fraction form
232,839.12/348,930.72 = 106,168.08/x - Step 3: Cross multiply
232,839.12x = 348,930.72 × 106,168.08 - Step 4: Simplify right side
232,839.12x = 37,045,304,595.42 - Step 5: Solve for x
x = 37,045,304,595.42/232,839.12 - Step 6: Final answer
x = 159,102.58
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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.