Finding the Fourth Proportional to 237,684.70, 328,007.46 and 130,252.42
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Solution
The fourth proportional to 237,684.70, 328,007.46 and 130,252.42 is: 179,749.75
Step by Step Solution
- Step 1: Write the proportion equation
237,684.70 : 328,007.46 = 130,252.42 : x - Step 2: Convert to fraction form
237,684.70/328,007.46 = 130,252.42/x - Step 3: Cross multiply
237,684.70x = 328,007.46 × 130,252.42 - Step 4: Simplify right side
237,684.70x = 42,723,765,443.05 - Step 5: Solve for x
x = 42,723,765,443.05/237,684.70 - Step 6: Final answer
x = 179,749.75
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1.5x scale
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.