Finding the Fourth Proportional to 113,060.07, 169,591.73 and 53,901.99
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Solution
The fourth proportional to 113,060.07, 169,591.73 and 53,901.99 is: 80,853.76
Step by Step Solution
- Step 1: Write the proportion equation
113,060.07 : 169,591.73 = 53,901.99 : x - Step 2: Convert to fraction form
113,060.07/169,591.73 = 53,901.99/x - Step 3: Cross multiply
113,060.07x = 169,591.73 × 53,901.99 - Step 4: Simplify right side
113,060.07x = 9,141,331,465.03 - Step 5: Solve for x
x = 9,141,331,465.03/113,060.07 - Step 6: Final answer
x = 80,853.76
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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.