Finding the Fourth Proportional to 79,754.12, 119,579.98 and 35,394.44
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Solution
The fourth proportional to 79,754.12, 119,579.98 and 35,394.44 is: 53,068.94
Step by Step Solution
- Step 1: Write the proportion equation
79,754.12 : 119,579.98 = 35,394.44 : x - Step 2: Convert to fraction form
79,754.12/119,579.98 = 35,394.44/x - Step 3: Cross multiply
79,754.12x = 119,579.98 × 35,394.44 - Step 4: Simplify right side
79,754.12x = 4,232,466,427.31 - Step 5: Solve for x
x = 4,232,466,427.31/79,754.12 - Step 6: Final answer
x = 53,068.94
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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.