Finding the Fourth Proportional to 135,463.92, 203,234.76 and 88,658.88
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Solution
The fourth proportional to 135,463.92, 203,234.76 and 88,658.88 is: 133,013.77
Step by Step Solution
- Step 1: Write the proportion equation
135,463.92 : 203,234.76 = 88,658.88 : x - Step 2: Convert to fraction form
135,463.92/203,234.76 = 88,658.88/x - Step 3: Cross multiply
135,463.92x = 203,234.76 × 88,658.88 - Step 4: Simplify right side
135,463.92x = 18,018,566,198.67 - Step 5: Solve for x
x = 18,018,566,198.67/135,463.92 - Step 6: Final answer
x = 133,013.77
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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.