Finding the Fourth Proportional to 154,853.70, 232,453.35 and 144,701.70
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Solution
The fourth proportional to 154,853.70, 232,453.35 and 144,701.70 is: 217,214.02
Step by Step Solution
- Step 1: Write the proportion equation
154,853.70 : 232,453.35 = 144,701.70 : x - Step 2: Convert to fraction form
154,853.70/232,453.35 = 144,701.70/x - Step 3: Cross multiply
154,853.70x = 232,453.35 × 144,701.70 - Step 4: Simplify right side
154,853.70x = 33,636,394,915.70 - Step 5: Solve for x
x = 33,636,394,915.70/154,853.70 - Step 6: Final answer
x = 217,214.02
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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.