Finding the Fourth Proportional to 113,574.87, 170,240.00 and 54,284.49
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Solution
The fourth proportional to 113,574.87, 170,240.00 and 54,284.49 is: 81,368.28
Step by Step Solution
- Step 1: Write the proportion equation
113,574.87 : 170,240.00 = 54,284.49 : x - Step 2: Convert to fraction form
113,574.87/170,240.00 = 54,284.49/x - Step 3: Cross multiply
113,574.87x = 170,240.00 × 54,284.49 - Step 4: Simplify right side
113,574.87x = 9,241,391,306.18 - Step 5: Solve for x
x = 9,241,391,306.18/113,574.87 - Step 6: Final answer
x = 81,368.28
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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.