Finding the Fourth Proportional to 113,896.62, 170,889.21 and 47,320.02
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Solution
The fourth proportional to 113,896.62, 170,889.21 and 47,320.02 is: 70,998.43
Step by Step Solution
- Step 1: Write the proportion equation
113,896.62 : 170,889.21 = 47,320.02 : x - Step 2: Convert to fraction form
113,896.62/170,889.21 = 47,320.02/x - Step 3: Cross multiply
113,896.62x = 170,889.21 × 47,320.02 - Step 4: Simplify right side
113,896.62x = 8,086,480,834.98 - Step 5: Solve for x
x = 8,086,480,834.98/113,896.62 - Step 6: Final answer
x = 70,998.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.