Finding the Fourth Proportional to 237,219.96, 327,371.72 and 129,789.99
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Solution
The fourth proportional to 237,219.96, 327,371.72 and 129,789.99 is: 179,114.66
Step by Step Solution
- Step 1: Write the proportion equation
237,219.96 : 327,371.72 = 129,789.99 : x - Step 2: Convert to fraction form
237,219.96/327,371.72 = 129,789.99/x - Step 3: Cross multiply
237,219.96x = 327,371.72 × 129,789.99 - Step 4: Simplify right side
237,219.96x = 42,489,571,616.13 - Step 5: Solve for x
x = 42,489,571,616.13/237,219.96 - Step 6: Final answer
x = 179,114.66
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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.