Finding the Fourth Proportional to 218,592.12, 327,899.88 and 68,844.08
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Solution
The fourth proportional to 218,592.12, 327,899.88 and 68,844.08 is: 103,269.80
Step by Step Solution
- Step 1: Write the proportion equation
218,592.12 : 327,899.88 = 68,844.08 : x - Step 2: Convert to fraction form
218,592.12/327,899.88 = 68,844.08/x - Step 3: Cross multiply
218,592.12x = 327,899.88 × 68,844.08 - Step 4: Simplify right side
218,592.12x = 22,573,963,931.21 - Step 5: Solve for x
x = 22,573,963,931.21/218,592.12 - Step 6: Final answer
x = 103,269.80
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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.