Finding the Fourth Proportional to 125,984.52, 173,857.14 and 68,623.66
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Solution
The fourth proportional to 125,984.52, 173,857.14 and 68,623.66 is: 94,699.84
Step by Step Solution
- Step 1: Write the proportion equation
125,984.52 : 173,857.14 = 68,623.66 : x - Step 2: Convert to fraction form
125,984.52/173,857.14 = 68,623.66/x - Step 3: Cross multiply
125,984.52x = 173,857.14 × 68,623.66 - Step 4: Simplify right side
125,984.52x = 11,930,713,263.93 - Step 5: Solve for x
x = 11,930,713,263.93/125,984.52 - Step 6: Final answer
x = 94,699.84
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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.