Finding the Fourth Proportional to 125,573.63, 173,291.67 and 68,988.65
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Solution
The fourth proportional to 125,573.63, 173,291.67 and 68,988.65 is: 95,204.37
Step by Step Solution
- Step 1: Write the proportion equation
125,573.63 : 173,291.67 = 68,988.65 : x - Step 2: Convert to fraction form
125,573.63/173,291.67 = 68,988.65/x - Step 3: Cross multiply
125,573.63x = 173,291.67 × 68,988.65 - Step 4: Simplify right side
125,573.63x = 11,955,157,503.09 - Step 5: Solve for x
x = 11,955,157,503.09/125,573.63 - Step 6: Final answer
x = 95,204.37
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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.