Finding the Fourth Proportional to 127,251.54, 175,607.44 and 70,662.91
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Solution
The fourth proportional to 127,251.54, 175,607.44 and 70,662.91 is: 97,514.99
Step by Step Solution
- Step 1: Write the proportion equation
127,251.54 : 175,607.44 = 70,662.91 : x - Step 2: Convert to fraction form
127,251.54/175,607.44 = 70,662.91/x - Step 3: Cross multiply
127,251.54x = 175,607.44 × 70,662.91 - Step 4: Simplify right side
127,251.54x = 12,408,932,728.05 - Step 5: Solve for x
x = 12,408,932,728.05/127,251.54 - Step 6: Final answer
x = 97,514.99
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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.