Finding the Fourth Proportional to 176,776.97, 243,668.97 and 119,398.32
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Solution
The fourth proportional to 176,776.97, 243,668.97 and 119,398.32 is: 164,578.38
Step by Step Solution
- Step 1: Write the proportion equation
176,776.97 : 243,668.97 = 119,398.32 : x - Step 2: Convert to fraction form
176,776.97/243,668.97 = 119,398.32/x - Step 3: Cross multiply
176,776.97x = 243,668.97 × 119,398.32 - Step 4: Simplify right side
176,776.97x = 29,093,665,654.13 - Step 5: Solve for x
x = 29,093,665,654.13/176,776.97 - Step 6: Final answer
x = 164,578.38
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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.