Finding the Fourth Proportional to 221,075.96, 331,613.96 and 63,305.08
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Solution
The fourth proportional to 221,075.96, 331,613.96 and 63,305.08 is: 94,957.63
Step by Step Solution
- Step 1: Write the proportion equation
221,075.96 : 331,613.96 = 63,305.08 : x - Step 2: Convert to fraction form
221,075.96/331,613.96 = 63,305.08/x - Step 3: Cross multiply
221,075.96x = 331,613.96 × 63,305.08 - Step 4: Simplify right side
221,075.96x = 20,992,848,266.92 - Step 5: Solve for x
x = 20,992,848,266.92/221,075.96 - Step 6: Final answer
x = 94,957.63
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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.