Finding the Fourth Proportional to 135,369.96, 203,050.62 and 64,343.70
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Solution
The fourth proportional to 135,369.96, 203,050.62 and 64,343.70 is: 96,513.50
Step by Step Solution
- Step 1: Write the proportion equation
135,369.96 : 203,050.62 = 64,343.70 : x - Step 2: Convert to fraction form
135,369.96/203,050.62 = 64,343.70/x - Step 3: Cross multiply
135,369.96x = 203,050.62 × 64,343.70 - Step 4: Simplify right side
135,369.96x = 13,065,028,178.09 - Step 5: Solve for x
x = 13,065,028,178.09/135,369.96 - Step 6: Final answer
x = 96,513.50
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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.