Finding the Fourth Proportional to 165,668.13, 228,616.02 and 101,245.14
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Solution
The fourth proportional to 165,668.13, 228,616.02 and 101,245.14 is: 139,714.63
Step by Step Solution
- Step 1: Write the proportion equation
165,668.13 : 228,616.02 = 101,245.14 : x - Step 2: Convert to fraction form
165,668.13/228,616.02 = 101,245.14/x - Step 3: Cross multiply
165,668.13x = 228,616.02 × 101,245.14 - Step 4: Simplify right side
165,668.13x = 23,146,260,951.14 - Step 5: Solve for x
x = 23,146,260,951.14/165,668.13 - Step 6: Final answer
x = 139,714.63
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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.