Finding the Fourth Proportional to 93,591.94, 129,163.11 and 52,766.14
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Solution
The fourth proportional to 93,591.94, 129,163.11 and 52,766.14 is: 72,820.79
Step by Step Solution
- Step 1: Write the proportion equation
93,591.94 : 129,163.11 = 52,766.14 : x - Step 2: Convert to fraction form
93,591.94/129,163.11 = 52,766.14/x - Step 3: Cross multiply
93,591.94x = 129,163.11 × 52,766.14 - Step 4: Simplify right side
93,591.94x = 6,815,438,745.10 - Step 5: Solve for x
x = 6,815,438,745.10/93,591.94 - Step 6: Final answer
x = 72,820.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.