Finding the Fourth Proportional to 250,495.44, 375,662.97 and 81,970.08
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Solution
The fourth proportional to 250,495.44, 375,662.97 and 81,970.08 is: 122,928.88
Step by Step Solution
- Step 1: Write the proportion equation
250,495.44 : 375,662.97 = 81,970.08 : x - Step 2: Convert to fraction form
250,495.44/375,662.97 = 81,970.08/x - Step 3: Cross multiply
250,495.44x = 375,662.97 × 81,970.08 - Step 4: Simplify right side
250,495.44x = 30,793,123,703.94 - Step 5: Solve for x
x = 30,793,123,703.94/250,495.44 - Step 6: Final answer
x = 122,928.88
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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.