Finding the Fourth Proportional to 218,036.52, 327,054.79 and 68,288.53
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Solution
The fourth proportional to 218,036.52, 327,054.79 and 68,288.53 is: 102,432.80
Step by Step Solution
- Step 1: Write the proportion equation
218,036.52 : 327,054.79 = 68,288.53 : x - Step 2: Convert to fraction form
218,036.52/327,054.79 = 68,288.53/x - Step 3: Cross multiply
218,036.52x = 327,054.79 × 68,288.53 - Step 4: Simplify right side
218,036.52x = 22,334,091,677.25 - Step 5: Solve for x
x = 22,334,091,677.25/218,036.52 - Step 6: Final answer
x = 102,432.80
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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.