Finding the Fourth Proportional to 122,230.52, 183,398.47 and 66,110.14
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Solution
The fourth proportional to 122,230.52, 183,398.47 and 66,110.14 is: 99,193.70
Step by Step Solution
- Step 1: Write the proportion equation
122,230.52 : 183,398.47 = 66,110.14 : x - Step 2: Convert to fraction form
122,230.52/183,398.47 = 66,110.14/x - Step 3: Cross multiply
122,230.52x = 183,398.47 × 66,110.14 - Step 4: Simplify right side
122,230.52x = 12,124,497,738.44 - Step 5: Solve for x
x = 12,124,497,738.44/122,230.52 - Step 6: Final answer
x = 99,193.70
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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.