Finding the Fourth Proportional to 172,674.97, 238,269.76 and 96,174.79
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Solution
The fourth proportional to 172,674.97, 238,269.76 and 96,174.79 is: 132,709.12
Step by Step Solution
- Step 1: Write the proportion equation
172,674.97 : 238,269.76 = 96,174.79 : x - Step 2: Convert to fraction form
172,674.97/238,269.76 = 96,174.79/x - Step 3: Cross multiply
172,674.97x = 238,269.76 × 96,174.79 - Step 4: Simplify right side
172,674.97x = 22,915,544,131.35 - Step 5: Solve for x
x = 22,915,544,131.35/172,674.97 - Step 6: Final answer
x = 132,709.12
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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.