Finding the Fourth Proportional to 265,905.18, 366,951.49 and 145,047.00
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Solution
The fourth proportional to 265,905.18, 366,951.49 and 145,047.00 is: 200,166.14
Step by Step Solution
- Step 1: Write the proportion equation
265,905.18 : 366,951.49 = 145,047.00 : x - Step 2: Convert to fraction form
265,905.18/366,951.49 = 145,047.00/x - Step 3: Cross multiply
265,905.18x = 366,951.49 × 145,047.00 - Step 4: Simplify right side
265,905.18x = 53,225,214,191.43 - Step 5: Solve for x
x = 53,225,214,191.43/265,905.18 - Step 6: Final answer
x = 200,166.14
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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.