Finding the Fourth Proportional to 160,170.40, 221,046.60 and 88,549.03
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Solution
The fourth proportional to 160,170.40, 221,046.60 and 88,549.03 is: 122,203.99
Step by Step Solution
- Step 1: Write the proportion equation
160,170.40 : 221,046.60 = 88,549.03 : x - Step 2: Convert to fraction form
160,170.40/221,046.60 = 88,549.03/x - Step 3: Cross multiply
160,170.40x = 221,046.60 × 88,549.03 - Step 4: Simplify right side
160,170.40x = 19,573,462,014.80 - Step 5: Solve for x
x = 19,573,462,014.80/160,170.40 - Step 6: Final answer
x = 122,203.99
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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.