Finding the Fourth Proportional to 237,422.70, 327,674.62 and 135,424.80
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Solution
The fourth proportional to 237,422.70, 327,674.62 and 135,424.80 is: 186,904.07
Step by Step Solution
- Step 1: Write the proportion equation
237,422.70 : 327,674.62 = 135,424.80 : x - Step 2: Convert to fraction form
237,422.70/327,674.62 = 135,424.80/x - Step 3: Cross multiply
237,422.70x = 327,674.62 × 135,424.80 - Step 4: Simplify right side
237,422.70x = 44,375,269,878.58 - Step 5: Solve for x
x = 44,375,269,878.58/237,422.70 - Step 6: Final answer
x = 186,904.07
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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.