Finding the Fourth Proportional to 207,252.63, 285,988.21 and 116,606.60
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Solution
The fourth proportional to 207,252.63, 285,988.21 and 116,606.60 is: 160,905.62
Step by Step Solution
- Step 1: Write the proportion equation
207,252.63 : 285,988.21 = 116,606.60 : x - Step 2: Convert to fraction form
207,252.63/285,988.21 = 116,606.60/x - Step 3: Cross multiply
207,252.63x = 285,988.21 × 116,606.60 - Step 4: Simplify right side
207,252.63x = 33,348,112,808.19 - Step 5: Solve for x
x = 33,348,112,808.19/207,252.63 - Step 6: Final answer
x = 160,905.62
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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.