Finding the Fourth Proportional to 123,604.14, 184,898.60 and 98,692.84
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Solution
The fourth proportional to 123,604.14, 184,898.60 and 98,692.84 is: 147,633.95
Step by Step Solution
- Step 1: Write the proportion equation
123,604.14 : 184,898.60 = 98,692.84 : x - Step 2: Convert to fraction form
123,604.14/184,898.60 = 98,692.84/x - Step 3: Cross multiply
123,604.14x = 184,898.60 × 98,692.84 - Step 4: Simplify right side
123,604.14x = 18,248,167,946.02 - Step 5: Solve for x
x = 18,248,167,946.02/123,604.14 - Step 6: Final answer
x = 147,633.95
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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.