Finding the Fourth Proportional to 135,741.48, 203,232.30 and 102,357.06
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Solution
The fourth proportional to 135,741.48, 203,232.30 and 102,357.06 is: 153,249.11
Step by Step Solution
- Step 1: Write the proportion equation
135,741.48 : 203,232.30 = 102,357.06 : x - Step 2: Convert to fraction form
135,741.48/203,232.30 = 102,357.06/x - Step 3: Cross multiply
135,741.48x = 203,232.30 × 102,357.06 - Step 4: Simplify right side
135,741.48x = 20,802,260,725.04 - Step 5: Solve for x
x = 20,802,260,725.04/135,741.48 - Step 6: Final answer
x = 153,249.11
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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.