Finding the Fourth Proportional to 125,488.94, 173,175.02 and 68,903.96
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Solution
The fourth proportional to 125,488.94, 173,175.02 and 68,903.96 is: 95,087.62
Step by Step Solution
- Step 1: Write the proportion equation
125,488.94 : 173,175.02 = 68,903.96 : x - Step 2: Convert to fraction form
125,488.94/173,175.02 = 68,903.96/x - Step 3: Cross multiply
125,488.94x = 173,175.02 × 68,903.96 - Step 4: Simplify right side
125,488.94x = 11,932,444,651.08 - Step 5: Solve for x
x = 11,932,444,651.08/125,488.94 - Step 6: Final answer
x = 95,087.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.