Finding the Fourth Proportional to 194,366.84, 268,220.21 and 109,482.08
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Solution
The fourth proportional to 194,366.84, 268,220.21 and 109,482.08 is: 151,081.88
Step by Step Solution
- Step 1: Write the proportion equation
194,366.84 : 268,220.21 = 109,482.08 : x - Step 2: Convert to fraction form
194,366.84/268,220.21 = 109,482.08/x - Step 3: Cross multiply
194,366.84x = 268,220.21 × 109,482.08 - Step 4: Simplify right side
194,366.84x = 29,365,307,433.09 - Step 5: Solve for x
x = 29,365,307,433.09/194,366.84 - Step 6: Final answer
x = 151,081.88
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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.