Finding the Fourth Proportional to 125,648.24, 173,253.84 and 117,676.62
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Solution
The fourth proportional to 125,648.24, 173,253.84 and 117,676.62 is: 162,261.93
Step by Step Solution
- Step 1: Write the proportion equation
125,648.24 : 173,253.84 = 117,676.62 : x - Step 2: Convert to fraction form
125,648.24/173,253.84 = 117,676.62/x - Step 3: Cross multiply
125,648.24x = 173,253.84 × 117,676.62 - Step 4: Simplify right side
125,648.24x = 20,387,926,293.22 - Step 5: Solve for x
x = 20,387,926,293.22/125,648.24 - Step 6: Final answer
x = 162,261.93
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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.