Finding the Fourth Proportional to 75,529.30, 113,286.58 and 22,939.24
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Solution
The fourth proportional to 75,529.30, 113,286.58 and 22,939.24 is: 34,406.62
Step by Step Solution
- Step 1: Write the proportion equation
75,529.30 : 113,286.58 = 22,939.24 : x - Step 2: Convert to fraction form
75,529.30/113,286.58 = 22,939.24/x - Step 3: Cross multiply
75,529.30x = 113,286.58 × 22,939.24 - Step 4: Simplify right side
75,529.30x = 2,598,708,047.40 - Step 5: Solve for x
x = 2,598,708,047.40/75,529.30 - Step 6: Final answer
x = 34,406.62
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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.