Finding the Fourth Proportional to 171,627.26, 236,797.62 and 135,215.66
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Solution
The fourth proportional to 171,627.26, 236,797.62 and 135,215.66 is: 186,559.80
Step by Step Solution
- Step 1: Write the proportion equation
171,627.26 : 236,797.62 = 135,215.66 : x - Step 2: Convert to fraction form
171,627.26/236,797.62 = 135,215.66/x - Step 3: Cross multiply
171,627.26x = 236,797.62 × 135,215.66 - Step 4: Simplify right side
171,627.26x = 32,018,746,474.73 - Step 5: Solve for x
x = 32,018,746,474.73/171,627.26 - Step 6: Final answer
x = 186,559.80
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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.