Finding the Fourth Proportional to 219,960.96, 303,545.06 and 119,358.96
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Solution
The fourth proportional to 219,960.96, 303,545.06 and 119,358.96 is: 164,714.79
Step by Step Solution
- Step 1: Write the proportion equation
219,960.96 : 303,545.06 = 119,358.96 : x - Step 2: Convert to fraction form
219,960.96/303,545.06 = 119,358.96/x - Step 3: Cross multiply
219,960.96x = 303,545.06 × 119,358.96 - Step 4: Simplify right side
219,960.96x = 36,230,822,674.74 - Step 5: Solve for x
x = 36,230,822,674.74/219,960.96 - Step 6: Final answer
x = 164,714.79
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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.