Finding the Fourth Proportional to 122,269.84, 168,580.04 and 96,725.84
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Solution
The fourth proportional to 122,269.84, 168,580.04 and 96,725.84 is: 133,361.15
Step by Step Solution
- Step 1: Write the proportion equation
122,269.84 : 168,580.04 = 96,725.84 : x - Step 2: Convert to fraction form
122,269.84/168,580.04 = 96,725.84/x - Step 3: Cross multiply
122,269.84x = 168,580.04 × 96,725.84 - Step 4: Simplify right side
122,269.84x = 16,306,045,976.23 - Step 5: Solve for x
x = 16,306,045,976.23/122,269.84 - Step 6: Final answer
x = 133,361.15
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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.