Finding the Fourth Proportional to 146,654.63, 202,383.39 and 79,586.63
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Solution
The fourth proportional to 146,654.63, 202,383.39 and 79,586.63 is: 109,829.55
Step by Step Solution
- Step 1: Write the proportion equation
146,654.63 : 202,383.39 = 79,586.63 : x - Step 2: Convert to fraction form
146,654.63/202,383.39 = 79,586.63/x - Step 3: Cross multiply
146,654.63x = 202,383.39 × 79,586.63 - Step 4: Simplify right side
146,654.63x = 16,107,010,966.16 - Step 5: Solve for x
x = 16,107,010,966.16/146,654.63 - Step 6: Final answer
x = 109,829.55
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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.