Finding the Fourth Proportional to 125,758.08, 173,548.44 and 68,398.56
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Solution
The fourth proportional to 125,758.08, 173,548.44 and 68,398.56 is: 94,391.26
Step by Step Solution
- Step 1: Write the proportion equation
125,758.08 : 173,548.44 = 68,398.56 : x - Step 2: Convert to fraction form
125,758.08/173,548.44 = 68,398.56/x - Step 3: Cross multiply
125,758.08x = 173,548.44 × 68,398.56 - Step 4: Simplify right side
125,758.08x = 11,870,463,386.25 - Step 5: Solve for x
x = 11,870,463,386.25/125,758.08 - Step 6: Final answer
x = 94,391.26
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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.