Finding the Fourth Proportional to 272,859.48, 409,545.18 and 167,883.48
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Solution
The fourth proportional to 272,859.48, 409,545.18 and 167,883.48 is: 251,982.71
Step by Step Solution
- Step 1: Write the proportion equation
272,859.48 : 409,545.18 = 167,883.48 : x - Step 2: Convert to fraction form
272,859.48/409,545.18 = 167,883.48/x - Step 3: Cross multiply
272,859.48x = 409,545.18 × 167,883.48 - Step 4: Simplify right side
272,859.48x = 68,755,870,035.63 - Step 5: Solve for x
x = 68,755,870,035.63/272,859.48 - Step 6: Final answer
x = 251,982.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.