Finding the Fourth Proportional to 146,701.44, 202,572.09 and 93,081.60
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Solution
The fourth proportional to 146,701.44, 202,572.09 and 93,081.60 is: 128,531.35
Step by Step Solution
- Step 1: Write the proportion equation
146,701.44 : 202,572.09 = 93,081.60 : x - Step 2: Convert to fraction form
146,701.44/202,572.09 = 93,081.60/x - Step 3: Cross multiply
146,701.44x = 202,572.09 × 93,081.60 - Step 4: Simplify right side
146,701.44x = 18,855,734,252.54 - Step 5: Solve for x
x = 18,855,734,252.54/146,701.44 - Step 6: Final answer
x = 128,531.35
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1.5x scale
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.