Finding the Fourth Proportional to 226,829.80, 313,022.64 and 124,853.08
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Solution
The fourth proportional to 226,829.80, 313,022.64 and 124,853.08 is: 172,295.88
Step by Step Solution
- Step 1: Write the proportion equation
226,829.80 : 313,022.64 = 124,853.08 : x - Step 2: Convert to fraction form
226,829.80/313,022.64 = 124,853.08/x - Step 3: Cross multiply
226,829.80x = 313,022.64 × 124,853.08 - Step 4: Simplify right side
226,829.80x = 39,081,840,713.73 - Step 5: Solve for x
x = 39,081,840,713.73/226,829.80 - Step 6: Final answer
x = 172,295.88
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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.