Finding the Fourth Proportional to 165,237.20, 228,027.57 and 93,622.07
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Solution
The fourth proportional to 165,237.20, 228,027.57 and 93,622.07 is: 129,198.59
Step by Step Solution
- Step 1: Write the proportion equation
165,237.20 : 228,027.57 = 93,622.07 : x - Step 2: Convert to fraction form
165,237.20/228,027.57 = 93,622.07/x - Step 3: Cross multiply
165,237.20x = 228,027.57 × 93,622.07 - Step 4: Simplify right side
165,237.20x = 21,348,413,120.47 - Step 5: Solve for x
x = 21,348,413,120.47/165,237.20 - Step 6: Final answer
x = 129,198.59
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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.