Finding the Fourth Proportional to 237,403.76, 327,648.39 and 135,405.84
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Solution
The fourth proportional to 237,403.76, 327,648.39 and 135,405.84 is: 186,877.86
Step by Step Solution
- Step 1: Write the proportion equation
237,403.76 : 327,648.39 = 135,405.84 : x - Step 2: Convert to fraction form
237,403.76/327,648.39 = 135,405.84/x - Step 3: Cross multiply
237,403.76x = 327,648.39 × 135,405.84 - Step 4: Simplify right side
237,403.76x = 44,365,506,838.41 - Step 5: Solve for x
x = 44,365,506,838.41/237,403.76 - Step 6: Final answer
x = 186,877.86
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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.