Finding the Fourth Proportional to 250,044.57, 345,117.71 and 159,382.49
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Solution
The fourth proportional to 250,044.57, 345,117.71 and 159,382.49 is: 219,983.66
Step by Step Solution
- Step 1: Write the proportion equation
250,044.57 : 345,117.71 = 159,382.49 : x - Step 2: Convert to fraction form
250,044.57/345,117.71 = 159,382.49/x - Step 3: Cross multiply
250,044.57x = 345,117.71 × 159,382.49 - Step 4: Simplify right side
250,044.57x = 55,005,718,635.77 - Step 5: Solve for x
x = 55,005,718,635.77/250,044.57 - Step 6: Final answer
x = 219,983.66
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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.