Finding the Fourth Proportional to 194,454.98, 268,382.70 and 113,877.80
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Solution
The fourth proportional to 194,454.98, 268,382.70 and 113,877.80 is: 157,171.76
Step by Step Solution
- Step 1: Write the proportion equation
194,454.98 : 268,382.70 = 113,877.80 : x - Step 2: Convert to fraction form
194,454.98/268,382.70 = 113,877.80/x - Step 3: Cross multiply
194,454.98x = 268,382.70 × 113,877.80 - Step 4: Simplify right side
194,454.98x = 30,562,831,434.06 - Step 5: Solve for x
x = 30,562,831,434.06/194,454.98 - Step 6: Final answer
x = 157,171.76
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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.