Finding the Fourth Proportional to 204,075.84, 306,116.84 and 77,723.08
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Solution
The fourth proportional to 204,075.84, 306,116.84 and 77,723.08 is: 116,585.79
Step by Step Solution
- Step 1: Write the proportion equation
204,075.84 : 306,116.84 = 77,723.08 : x - Step 2: Convert to fraction form
204,075.84/306,116.84 = 77,723.08/x - Step 3: Cross multiply
204,075.84x = 306,116.84 × 77,723.08 - Step 4: Simplify right side
204,075.84x = 23,792,343,644.67 - Step 5: Solve for x
x = 23,792,343,644.67/204,075.84 - Step 6: Final answer
x = 116,585.79
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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.