Finding the Fourth Proportional to 102,204.70, 153,295.37 and 27,330.68
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Solution
The fourth proportional to 102,204.70, 153,295.37 and 27,330.68 is: 40,992.90
Step by Step Solution
- Step 1: Write the proportion equation
102,204.70 : 153,295.37 = 27,330.68 : x - Step 2: Convert to fraction form
102,204.70/153,295.37 = 27,330.68/x - Step 3: Cross multiply
102,204.70x = 153,295.37 × 27,330.68 - Step 4: Simplify right side
102,204.70x = 4,189,667,052.03 - Step 5: Solve for x
x = 4,189,667,052.03/102,204.70 - Step 6: Final answer
x = 40,992.90
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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.