Finding the Fourth Proportional to 242,134.75, 363,342.48 and 122,201.09
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Solution
The fourth proportional to 242,134.75, 363,342.48 and 122,201.09 is: 183,372.46
Step by Step Solution
- Step 1: Write the proportion equation
242,134.75 : 363,342.48 = 122,201.09 : x - Step 2: Convert to fraction form
242,134.75/363,342.48 = 122,201.09/x - Step 3: Cross multiply
242,134.75x = 363,342.48 × 122,201.09 - Step 4: Simplify right side
242,134.75x = 44,400,845,282.59 - Step 5: Solve for x
x = 44,400,845,282.59/242,134.75 - Step 6: Final answer
x = 183,372.46
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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.