Finding the Fourth Proportional to 204,263.62, 306,075.14 and 129,225.26
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Solution
The fourth proportional to 204,263.62, 306,075.14 and 129,225.26 is: 193,635.26
Step by Step Solution
- Step 1: Write the proportion equation
204,263.62 : 306,075.14 = 129,225.26 : x - Step 2: Convert to fraction form
204,263.62/306,075.14 = 129,225.26/x - Step 3: Cross multiply
204,263.62x = 306,075.14 × 129,225.26 - Step 4: Simplify right side
204,263.62x = 39,552,638,758.03 - Step 5: Solve for x
x = 39,552,638,758.03/204,263.62 - Step 6: Final answer
x = 193,635.26
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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.