Finding the Fourth Proportional to 135,590.60, 203,383.74 and 42,096.44
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Solution
The fourth proportional to 135,590.60, 203,383.74 and 42,096.44 is: 63,143.99
Step by Step Solution
- Step 1: Write the proportion equation
135,590.60 : 203,383.74 = 42,096.44 : x - Step 2: Convert to fraction form
135,590.60/203,383.74 = 42,096.44/x - Step 3: Cross multiply
135,590.60x = 203,383.74 × 42,096.44 - Step 4: Simplify right side
135,590.60x = 8,561,731,407.89 - Step 5: Solve for x
x = 8,561,731,407.89/135,590.60 - Step 6: Final answer
x = 63,143.99
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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.