Finding the Fourth Proportional to 168,027.60, 252,090.61 and 49,702.09
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Solution
The fourth proportional to 168,027.60, 252,090.61 and 49,702.09 is: 74,567.69
Step by Step Solution
- Step 1: Write the proportion equation
168,027.60 : 252,090.61 = 49,702.09 : x - Step 2: Convert to fraction form
168,027.60/252,090.61 = 49,702.09/x - Step 3: Cross multiply
168,027.60x = 252,090.61 × 49,702.09 - Step 4: Simplify right side
168,027.60x = 12,529,430,186.37 - Step 5: Solve for x
x = 12,529,430,186.37/168,027.60 - Step 6: Final answer
x = 74,567.69
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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.