Finding the Fourth Proportional to 198,119.87, 297,178.79 and 48,360.95
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Solution
The fourth proportional to 198,119.87, 297,178.79 and 48,360.95 is: 72,541.17
Step by Step Solution
- Step 1: Write the proportion equation
198,119.87 : 297,178.79 = 48,360.95 : x - Step 2: Convert to fraction form
198,119.87/297,178.79 = 48,360.95/x - Step 3: Cross multiply
198,119.87x = 297,178.79 × 48,360.95 - Step 4: Simplify right side
198,119.87x = 14,371,848,058.98 - Step 5: Solve for x
x = 14,371,848,058.98/198,119.87 - Step 6: Final answer
x = 72,541.17
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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.