Finding the Fourth Proportional to 203,932.98, 305,553.60 and 124,881.84
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Solution
The fourth proportional to 203,932.98, 305,553.60 and 124,881.84 is: 187,110.96
Step by Step Solution
- Step 1: Write the proportion equation
203,932.98 : 305,553.60 = 124,881.84 : x - Step 2: Convert to fraction form
203,932.98/305,553.60 = 124,881.84/x - Step 3: Cross multiply
203,932.98x = 305,553.60 × 124,881.84 - Step 4: Simplify right side
203,932.98x = 38,158,095,786.62 - Step 5: Solve for x
x = 38,158,095,786.62/203,932.98 - Step 6: Final answer
x = 187,110.96
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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.