Finding the Fourth Proportional to 135,186.95, 202,783.14 and 41,692.70
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Solution
The fourth proportional to 135,186.95, 202,783.14 and 41,692.70 is: 62,539.88
Step by Step Solution
- Step 1: Write the proportion equation
135,186.95 : 202,783.14 = 41,692.70 : x - Step 2: Convert to fraction form
135,186.95/202,783.14 = 41,692.70/x - Step 3: Cross multiply
135,186.95x = 202,783.14 × 41,692.70 - Step 4: Simplify right side
135,186.95x = 8,454,575,607.16 - Step 5: Solve for x
x = 8,454,575,607.16/135,186.95 - Step 6: Final answer
x = 62,539.88
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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.