Finding the Fourth Proportional to 125,908.47, 173,754.74 and 68,548.19
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Solution
The fourth proportional to 125,908.47, 173,754.74 and 68,548.19 is: 94,597.06
Step by Step Solution
- Step 1: Write the proportion equation
125,908.47 : 173,754.74 = 68,548.19 : x - Step 2: Convert to fraction form
125,908.47/173,754.74 = 68,548.19/x - Step 3: Cross multiply
125,908.47x = 173,754.74 × 68,548.19 - Step 4: Simplify right side
125,908.47x = 11,910,571,719.41 - Step 5: Solve for x
x = 11,910,571,719.41/125,908.47 - Step 6: Final answer
x = 94,597.06
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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.