Finding the Fourth Proportional to 203,484.05, 305,186.13 and 149,675.65
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Solution
The fourth proportional to 203,484.05, 305,186.13 and 149,675.65 is: 224,484.09
Step by Step Solution
- Step 1: Write the proportion equation
203,484.05 : 305,186.13 = 149,675.65 : x - Step 2: Convert to fraction form
203,484.05/305,186.13 = 149,675.65/x - Step 3: Cross multiply
203,484.05x = 305,186.13 × 149,675.65 - Step 4: Simplify right side
203,484.05x = 45,678,931,615.77 - Step 5: Solve for x
x = 45,678,931,615.77/203,484.05 - Step 6: Final answer
x = 224,484.09
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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.