Finding the Fourth Proportional to 153,236.72, 229,855.36 and 48,063.84
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Solution
The fourth proportional to 153,236.72, 229,855.36 and 48,063.84 is: 72,095.85
Step by Step Solution
- Step 1: Write the proportion equation
153,236.72 : 229,855.36 = 48,063.84 : x - Step 2: Convert to fraction form
153,236.72/229,855.36 = 48,063.84/x - Step 3: Cross multiply
153,236.72x = 229,855.36 × 48,063.84 - Step 4: Simplify right side
153,236.72x = 11,047,731,246.18 - Step 5: Solve for x
x = 11,047,731,246.18/153,236.72 - Step 6: Final answer
x = 72,095.85
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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.