Finding the Fourth Proportional to 237,855.62, 356,533.68 and 80,029.28
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Solution
The fourth proportional to 237,855.62, 356,533.68 and 80,029.28 is: 119,959.89
Step by Step Solution
- Step 1: Write the proportion equation
237,855.62 : 356,533.68 = 80,029.28 : x - Step 2: Convert to fraction form
237,855.62/356,533.68 = 80,029.28/x - Step 3: Cross multiply
237,855.62x = 356,533.68 × 80,029.28 - Step 4: Simplify right side
237,855.62x = 28,533,133,706.15 - Step 5: Solve for x
x = 28,533,133,706.15/237,855.62 - Step 6: Final answer
x = 119,959.89
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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.