Finding the Fourth Proportional to 106,399.62, 146,832.50 and 58,654.68
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Solution
The fourth proportional to 106,399.62, 146,832.50 and 58,654.68 is: 80,944.02
Step by Step Solution
- Step 1: Write the proportion equation
106,399.62 : 146,832.50 = 58,654.68 : x - Step 2: Convert to fraction form
106,399.62/146,832.50 = 58,654.68/x - Step 3: Cross multiply
106,399.62x = 146,832.50 × 58,654.68 - Step 4: Simplify right side
106,399.62x = 8,612,413,301.10 - Step 5: Solve for x
x = 8,612,413,301.10/106,399.62 - Step 6: Final answer
x = 80,944.02
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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.