Finding the Fourth Proportional to 242,272.08, 363,409.68 and 84,499.92
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Solution
The fourth proportional to 242,272.08, 363,409.68 and 84,499.92 is: 126,750.42
Step by Step Solution
- Step 1: Write the proportion equation
242,272.08 : 363,409.68 = 84,499.92 : x - Step 2: Convert to fraction form
242,272.08/363,409.68 = 84,499.92/x - Step 3: Cross multiply
242,272.08x = 363,409.68 × 84,499.92 - Step 4: Simplify right side
242,272.08x = 30,708,088,887.23 - Step 5: Solve for x
x = 30,708,088,887.23/242,272.08 - Step 6: Final answer
x = 126,750.42
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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.