Finding the Fourth Proportional to 207,052.94, 310,579.45 and 73,915.88
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Solution
The fourth proportional to 207,052.94, 310,579.45 and 73,915.88 is: 110,873.82
Step by Step Solution
- Step 1: Write the proportion equation
207,052.94 : 310,579.45 = 73,915.88 : x - Step 2: Convert to fraction form
207,052.94/310,579.45 = 73,915.88/x - Step 3: Cross multiply
207,052.94x = 310,579.45 × 73,915.88 - Step 4: Simplify right side
207,052.94x = 22,956,751,618.98 - Step 5: Solve for x
x = 22,956,751,618.98/207,052.94 - Step 6: Final answer
x = 110,873.82
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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.