Finding the Fourth Proportional to 146,654.68, 202,383.44 and 79,586.68
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Solution
The fourth proportional to 146,654.68, 202,383.44 and 79,586.68 is: 109,829.61
Step by Step Solution
- Step 1: Write the proportion equation
146,654.68 : 202,383.44 = 79,586.68 : x - Step 2: Convert to fraction form
146,654.68/202,383.44 = 79,586.68/x - Step 3: Cross multiply
146,654.68x = 202,383.44 × 79,586.68 - Step 4: Simplify right side
146,654.68x = 16,107,026,076.58 - Step 5: Solve for x
x = 16,107,026,076.58/146,654.68 - Step 6: Final answer
x = 109,829.61
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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.