Finding the Fourth Proportional to 173,862.62, 239,845.74 and 113,405.84
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Solution
The fourth proportional to 173,862.62, 239,845.74 and 113,405.84 is: 156,444.83
Step by Step Solution
- Step 1: Write the proportion equation
173,862.62 : 239,845.74 = 113,405.84 : x - Step 2: Convert to fraction form
173,862.62/239,845.74 = 113,405.84/x - Step 3: Cross multiply
173,862.62x = 239,845.74 × 113,405.84 - Step 4: Simplify right side
173,862.62x = 27,199,906,415.89 - Step 5: Solve for x
x = 27,199,906,415.89/173,862.62 - Step 6: Final answer
x = 156,444.83
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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.