Finding the Fourth Proportional to 188,311.26, 282,466.80 and 48,069.84
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Solution
The fourth proportional to 188,311.26, 282,466.80 and 48,069.84 is: 72,104.74
Step by Step Solution
- Step 1: Write the proportion equation
188,311.26 : 282,466.80 = 48,069.84 : x - Step 2: Convert to fraction form
188,311.26/282,466.80 = 48,069.84/x - Step 3: Cross multiply
188,311.26x = 282,466.80 × 48,069.84 - Step 4: Simplify right side
188,311.26x = 13,578,133,881.31 - Step 5: Solve for x
x = 13,578,133,881.31/188,311.26 - Step 6: Final answer
x = 72,104.74
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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.