Finding the Fourth Proportional to 159,243.18, 219,755.34 and 95,581.26
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Solution
The fourth proportional to 159,243.18, 219,755.34 and 95,581.26 is: 131,901.99
Step by Step Solution
- Step 1: Write the proportion equation
159,243.18 : 219,755.34 = 95,581.26 : x - Step 2: Convert to fraction form
159,243.18/219,755.34 = 95,581.26/x - Step 3: Cross multiply
159,243.18x = 219,755.34 × 95,581.26 - Step 4: Simplify right side
159,243.18x = 21,004,492,288.93 - Step 5: Solve for x
x = 21,004,492,288.93/159,243.18 - Step 6: Final answer
x = 131,901.99
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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.