Finding the Fourth Proportional to 133,035.70, 199,553.55 and 59,163.70
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Solution
The fourth proportional to 133,035.70, 199,553.55 and 59,163.70 is: 88,745.55
Step by Step Solution
- Step 1: Write the proportion equation
133,035.70 : 199,553.55 = 59,163.70 : x - Step 2: Convert to fraction form
133,035.70/199,553.55 = 59,163.70/x - Step 3: Cross multiply
133,035.70x = 199,553.55 × 59,163.70 - Step 4: Simplify right side
133,035.70x = 11,806,326,366.14 - Step 5: Solve for x
x = 11,806,326,366.14/133,035.70 - Step 6: Final answer
x = 88,745.55
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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.