Finding the Fourth Proportional to 176,790.53, 244,022.43 and 115,545.65
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Solution
The fourth proportional to 176,790.53, 244,022.43 and 115,545.65 is: 159,486.65
Step by Step Solution
- Step 1: Write the proportion equation
176,790.53 : 244,022.43 = 115,545.65 : x - Step 2: Convert to fraction form
176,790.53/244,022.43 = 115,545.65/x - Step 3: Cross multiply
176,790.53x = 244,022.43 × 115,545.65 - Step 4: Simplify right side
176,790.53x = 28,195,729,068.82 - Step 5: Solve for x
x = 28,195,729,068.82/176,790.53 - Step 6: Final answer
x = 159,486.65
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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.