Finding the Fourth Proportional to 141,692.18, 212,537.94 and 97,183.98
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Solution
The fourth proportional to 141,692.18, 212,537.94 and 97,183.98 is: 145,775.75
Step by Step Solution
- Step 1: Write the proportion equation
141,692.18 : 212,537.94 = 97,183.98 : x - Step 2: Convert to fraction form
141,692.18/212,537.94 = 97,183.98/x - Step 3: Cross multiply
141,692.18x = 212,537.94 × 97,183.98 - Step 4: Simplify right side
141,692.18x = 20,655,282,910.20 - Step 5: Solve for x
x = 20,655,282,910.20/141,692.18 - Step 6: Final answer
x = 145,775.75
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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.