Finding the Fourth Proportional to 234,745.98, 351,517.95 and 129,448.14
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Solution
The fourth proportional to 234,745.98, 351,517.95 and 129,448.14 is: 193,840.78
Step by Step Solution
- Step 1: Write the proportion equation
234,745.98 : 351,517.95 = 129,448.14 : x - Step 2: Convert to fraction form
234,745.98/351,517.95 = 129,448.14/x - Step 3: Cross multiply
234,745.98x = 351,517.95 × 129,448.14 - Step 4: Simplify right side
234,745.98x = 45,503,344,804.11 - Step 5: Solve for x
x = 45,503,344,804.11/234,745.98 - Step 6: Final answer
x = 193,840.78
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1.5x scale
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.