Finding the Fourth Proportional to 230,692.92, 318,513.60 and 149,218.62
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Solution
The fourth proportional to 230,692.92, 318,513.60 and 149,218.62 is: 206,023.49
Step by Step Solution
- Step 1: Write the proportion equation
230,692.92 : 318,513.60 = 149,218.62 : x - Step 2: Convert to fraction form
230,692.92/318,513.60 = 149,218.62/x - Step 3: Cross multiply
230,692.92x = 318,513.60 × 149,218.62 - Step 4: Simplify right side
230,692.92x = 47,528,159,843.23 - Step 5: Solve for x
x = 47,528,159,843.23/230,692.92 - Step 6: Final answer
x = 206,023.49
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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.