Finding the Fourth Proportional to 125,975.24, 173,845.82 and 69,386.62
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Solution
The fourth proportional to 125,975.24, 173,845.82 and 69,386.62 is: 95,753.53
Step by Step Solution
- Step 1: Write the proportion equation
125,975.24 : 173,845.82 = 69,386.62 : x - Step 2: Convert to fraction form
125,975.24/173,845.82 = 69,386.62/x - Step 3: Cross multiply
125,975.24x = 173,845.82 × 69,386.62 - Step 4: Simplify right side
125,975.24x = 12,062,573,589.78 - Step 5: Solve for x
x = 12,062,573,589.78/125,975.24 - Step 6: Final answer
x = 95,753.53
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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.