Finding the Fourth Proportional to 135,774.06, 203,678.97 and 50,373.29
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Solution
The fourth proportional to 135,774.06, 203,678.97 and 50,373.29 is: 75,566.57
Step by Step Solution
- Step 1: Write the proportion equation
135,774.06 : 203,678.97 = 50,373.29 : x - Step 2: Convert to fraction form
135,774.06/203,678.97 = 50,373.29/x - Step 3: Cross multiply
135,774.06x = 203,678.97 × 50,373.29 - Step 4: Simplify right side
135,774.06x = 10,259,980,956.19 - Step 5: Solve for x
x = 10,259,980,956.19/135,774.06 - Step 6: Final answer
x = 75,566.57
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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.