Finding the Fourth Proportional to 94,956.49, 142,387.35 and 31,754.62
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Solution
The fourth proportional to 94,956.49, 142,387.35 and 31,754.62 is: 47,616.08
Step by Step Solution
- Step 1: Write the proportion equation
94,956.49 : 142,387.35 = 31,754.62 : x - Step 2: Convert to fraction form
94,956.49/142,387.35 = 31,754.62/x - Step 3: Cross multiply
94,956.49x = 142,387.35 × 31,754.62 - Step 4: Simplify right side
94,956.49x = 4,521,456,192.06 - Step 5: Solve for x
x = 4,521,456,192.06/94,956.49 - Step 6: Final answer
x = 47,616.08
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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.