Finding the Fourth Proportional to 165,236.83, 228,021.58 and 97,238.14
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Solution
The fourth proportional to 165,236.83, 228,021.58 and 97,238.14 is: 134,185.55
Step by Step Solution
- Step 1: Write the proportion equation
165,236.83 : 228,021.58 = 97,238.14 : x - Step 2: Convert to fraction form
165,236.83/228,021.58 = 97,238.14/x - Step 3: Cross multiply
165,236.83x = 228,021.58 × 97,238.14 - Step 4: Simplify right side
165,236.83x = 22,172,394,319.06 - Step 5: Solve for x
x = 22,172,394,319.06/165,236.83 - Step 6: Final answer
x = 134,185.55
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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.