Finding the Fourth Proportional to 235,182.68, 352,768.92 and 57,690.56
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Solution
The fourth proportional to 235,182.68, 352,768.92 and 57,690.56 is: 86,534.59
Step by Step Solution
- Step 1: Write the proportion equation
235,182.68 : 352,768.92 = 57,690.56 : x - Step 2: Convert to fraction form
235,182.68/352,768.92 = 57,690.56/x - Step 3: Cross multiply
235,182.68x = 352,768.92 × 57,690.56 - Step 4: Simplify right side
235,182.68x = 20,351,436,545.40 - Step 5: Solve for x
x = 20,351,436,545.40/235,182.68 - Step 6: Final answer
x = 86,534.59
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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.