Finding the Fourth Proportional to 175,427.57, 263,169.74 and 68,753.68
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Solution
The fourth proportional to 175,427.57, 263,169.74 and 68,753.68 is: 103,141.64
Step by Step Solution
- Step 1: Write the proportion equation
175,427.57 : 263,169.74 = 68,753.68 : x - Step 2: Convert to fraction form
175,427.57/263,169.74 = 68,753.68/x - Step 3: Cross multiply
175,427.57x = 263,169.74 × 68,753.68 - Step 4: Simplify right side
175,427.57x = 18,093,887,603.60 - Step 5: Solve for x
x = 18,093,887,603.60/175,427.57 - Step 6: Final answer
x = 103,141.64
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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.