Finding the Fourth Proportional to 222,506.62, 307,060.62 and 120,532.09
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Solution
The fourth proportional to 222,506.62, 307,060.62 and 120,532.09 is: 166,335.09
Step by Step Solution
- Step 1: Write the proportion equation
222,506.62 : 307,060.62 = 120,532.09 : x - Step 2: Convert to fraction form
222,506.62/307,060.62 = 120,532.09/x - Step 3: Cross multiply
222,506.62x = 307,060.62 × 120,532.09 - Step 4: Simplify right side
222,506.62x = 37,010,658,477.76 - Step 5: Solve for x
x = 37,010,658,477.76/222,506.62 - Step 6: Final answer
x = 166,335.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.