Finding the Fourth Proportional to 205,937.58, 284,180.49 and 115,292.79
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Solution
The fourth proportional to 205,937.58, 284,180.49 and 115,292.79 is: 159,096.56
Step by Step Solution
- Step 1: Write the proportion equation
205,937.58 : 284,180.49 = 115,292.79 : x - Step 2: Convert to fraction form
205,937.58/284,180.49 = 115,292.79/x - Step 3: Cross multiply
205,937.58x = 284,180.49 × 115,292.79 - Step 4: Simplify right side
205,937.58x = 32,763,961,555.67 - Step 5: Solve for x
x = 32,763,961,555.67/205,937.58 - Step 6: Final answer
x = 159,096.56
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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.