Finding the Fourth Proportional to 198,100.63, 297,194.68 and 73,441.63
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Solution
The fourth proportional to 198,100.63, 297,194.68 and 73,441.63 is: 110,178.66
Step by Step Solution
- Step 1: Write the proportion equation
198,100.63 : 297,194.68 = 73,441.63 : x - Step 2: Convert to fraction form
198,100.63/297,194.68 = 73,441.63/x - Step 3: Cross multiply
198,100.63x = 297,194.68 × 73,441.63 - Step 4: Simplify right side
198,100.63x = 21,826,461,726.53 - Step 5: Solve for x
x = 21,826,461,726.53/198,100.63 - Step 6: Final answer
x = 110,178.66
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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.