Finding the Fourth Proportional to 83,927.64, 125,859.60 and 27,750.90
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Solution
The fourth proportional to 83,927.64, 125,859.60 and 27,750.90 is: 41,615.82
Step by Step Solution
- Step 1: Write the proportion equation
83,927.64 : 125,859.60 = 27,750.90 : x - Step 2: Convert to fraction form
83,927.64/125,859.60 = 27,750.90/x - Step 3: Cross multiply
83,927.64x = 125,859.60 × 27,750.90 - Step 4: Simplify right side
83,927.64x = 3,492,717,173.64 - Step 5: Solve for x
x = 3,492,717,173.64/83,927.64 - Step 6: Final answer
x = 41,615.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.