Finding the Fourth Proportional to 242,750.55, 363,873.16 and 135,977.97
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Solution
The fourth proportional to 242,750.55, 363,873.16 and 135,977.97 is: 203,825.42
Step by Step Solution
- Step 1: Write the proportion equation
242,750.55 : 363,873.16 = 135,977.97 : x - Step 2: Convert to fraction form
242,750.55/363,873.16 = 135,977.97/x - Step 3: Cross multiply
242,750.55x = 363,873.16 × 135,977.97 - Step 4: Simplify right side
242,750.55x = 49,478,733,634.29 - Step 5: Solve for x
x = 49,478,733,634.29/242,750.55 - Step 6: Final answer
x = 203,825.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.