Finding the Fourth Proportional to 125,841.13, 173,661.09 and 69,252.50
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Solution
The fourth proportional to 125,841.13, 173,661.09 and 69,252.50 is: 95,568.63
Step by Step Solution
- Step 1: Write the proportion equation
125,841.13 : 173,661.09 = 69,252.50 : x - Step 2: Convert to fraction form
125,841.13/173,661.09 = 69,252.50/x - Step 3: Cross multiply
125,841.13x = 173,661.09 × 69,252.50 - Step 4: Simplify right side
125,841.13x = 12,026,464,635.23 - Step 5: Solve for x
x = 12,026,464,635.23/125,841.13 - Step 6: Final answer
x = 95,568.63
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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.