Finding the Fourth Proportional to 133,019.37, 199,529.07 and 88,732.62
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Solution
The fourth proportional to 133,019.37, 199,529.07 and 88,732.62 is: 133,098.94
Step by Step Solution
- Step 1: Write the proportion equation
133,019.37 : 199,529.07 = 88,732.62 : x - Step 2: Convert to fraction form
133,019.37/199,529.07 = 88,732.62/x - Step 3: Cross multiply
133,019.37x = 199,529.07 × 88,732.62 - Step 4: Simplify right side
133,019.37x = 17,704,737,147.26 - Step 5: Solve for x
x = 17,704,737,147.26/133,019.37 - Step 6: Final answer
x = 133,098.94
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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.