Finding the Fourth Proportional to 183,930.24, 275,895.36 and 121,586.40
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Solution
The fourth proportional to 183,930.24, 275,895.36 and 121,586.40 is: 182,379.60
Step by Step Solution
- Step 1: Write the proportion equation
183,930.24 : 275,895.36 = 121,586.40 : x - Step 2: Convert to fraction form
183,930.24/275,895.36 = 121,586.40/x - Step 3: Cross multiply
183,930.24x = 275,895.36 × 121,586.40 - Step 4: Simplify right side
183,930.24x = 33,545,123,599.10 - Step 5: Solve for x
x = 33,545,123,599.10/183,930.24 - Step 6: Final answer
x = 182,379.60
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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.