Finding the Fourth Proportional to 197,614.01, 272,708.00 and 106,969.95
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Solution
The fourth proportional to 197,614.01, 272,708.00 and 106,969.95 is: 147,618.89
Step by Step Solution
- Step 1: Write the proportion equation
197,614.01 : 272,708.00 = 106,969.95 : x - Step 2: Convert to fraction form
197,614.01/272,708.00 = 106,969.95/x - Step 3: Cross multiply
197,614.01x = 272,708.00 × 106,969.95 - Step 4: Simplify right side
197,614.01x = 29,171,560,990.89 - Step 5: Solve for x
x = 29,171,560,990.89/197,614.01 - Step 6: Final answer
x = 147,618.89
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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.