Finding the Fourth Proportional to 170,497.36, 255,748.44 and 65,321.68
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Solution
The fourth proportional to 170,497.36, 255,748.44 and 65,321.68 is: 97,983.44
Step by Step Solution
- Step 1: Write the proportion equation
170,497.36 : 255,748.44 = 65,321.68 : x - Step 2: Convert to fraction form
170,497.36/255,748.44 = 65,321.68/x - Step 3: Cross multiply
170,497.36x = 255,748.44 × 65,321.68 - Step 4: Simplify right side
170,497.36x = 16,705,917,758.18 - Step 5: Solve for x
x = 16,705,917,758.18/170,497.36 - Step 6: Final answer
x = 97,983.44
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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.