Finding the Fourth Proportional to 146,832.80, 202,661.52 and 96,536.48
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Solution
The fourth proportional to 146,832.80, 202,661.52 and 96,536.48 is: 133,241.55
Step by Step Solution
- Step 1: Write the proportion equation
146,832.80 : 202,661.52 = 96,536.48 : x - Step 2: Convert to fraction form
146,832.80/202,661.52 = 96,536.48/x - Step 3: Cross multiply
146,832.80x = 202,661.52 × 96,536.48 - Step 4: Simplify right side
146,832.80x = 19,564,229,772.25 - Step 5: Solve for x
x = 19,564,229,772.25/146,832.80 - Step 6: Final answer
x = 133,241.55
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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.