Finding the Fourth Proportional to 237,661.20, 327,970.53 and 130,230.95
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Solution
The fourth proportional to 237,661.20, 327,970.53 and 130,230.95 is: 179,717.65
Step by Step Solution
- Step 1: Write the proportion equation
237,661.20 : 327,970.53 = 130,230.95 : x - Step 2: Convert to fraction form
237,661.20/327,970.53 = 130,230.95/x - Step 3: Cross multiply
237,661.20x = 327,970.53 × 130,230.95 - Step 4: Simplify right side
237,661.20x = 42,711,912,054.05 - Step 5: Solve for x
x = 42,711,912,054.05/237,661.20 - Step 6: Final answer
x = 179,717.65
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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.