Finding the Fourth Proportional to 155,087.92, 232,631.03 and 60,383.99
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Solution
The fourth proportional to 155,087.92, 232,631.03 and 60,383.99 is: 90,575.65
Step by Step Solution
- Step 1: Write the proportion equation
155,087.92 : 232,631.03 = 60,383.99 : x - Step 2: Convert to fraction form
155,087.92/232,631.03 = 60,383.99/x - Step 3: Cross multiply
155,087.92x = 232,631.03 × 60,383.99 - Step 4: Simplify right side
155,087.92x = 14,047,189,789.21 - Step 5: Solve for x
x = 14,047,189,789.21/155,087.92 - Step 6: Final answer
x = 90,575.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.