Finding the Fourth Proportional to 159,177.48, 238,546.98 and 80,343.96
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Solution
The fourth proportional to 159,177.48, 238,546.98 and 80,343.96 is: 120,405.28
Step by Step Solution
- Step 1: Write the proportion equation
159,177.48 : 238,546.98 = 80,343.96 : x - Step 2: Convert to fraction form
159,177.48/238,546.98 = 80,343.96/x - Step 3: Cross multiply
159,177.48x = 238,546.98 × 80,343.96 - Step 4: Simplify right side
159,177.48x = 19,165,809,019.24 - Step 5: Solve for x
x = 19,165,809,019.24/159,177.48 - Step 6: Final answer
x = 120,405.28
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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.