Finding the Fourth Proportional to 235,569.36, 353,220.12 and 160,780.13
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Solution
The fourth proportional to 235,569.36, 353,220.12 and 160,780.13 is: 241,078.78
Step by Step Solution
- Step 1: Write the proportion equation
235,569.36 : 353,220.12 = 160,780.13 : x - Step 2: Convert to fraction form
235,569.36/353,220.12 = 160,780.13/x - Step 3: Cross multiply
235,569.36x = 353,220.12 × 160,780.13 - Step 4: Simplify right side
235,569.36x = 56,790,775,046.12 - Step 5: Solve for x
x = 56,790,775,046.12/235,569.36 - Step 6: Final answer
x = 241,078.78
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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.