Finding the Fourth Proportional to 237,118.84, 327,219.39 and 129,688.54
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Solution
The fourth proportional to 237,118.84, 327,219.39 and 129,688.54 is: 178,967.66
Step by Step Solution
- Step 1: Write the proportion equation
237,118.84 : 327,219.39 = 129,688.54 : x - Step 2: Convert to fraction form
237,118.84/327,219.39 = 129,688.54/x - Step 3: Cross multiply
237,118.84x = 327,219.39 × 129,688.54 - Step 4: Simplify right side
237,118.84x = 42,436,604,948.79 - Step 5: Solve for x
x = 42,436,604,948.79/237,118.84 - Step 6: Final answer
x = 178,967.66
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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.