Finding the Fourth Proportional to 113,752.01, 170,555.11 and 47,238.05
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Solution
The fourth proportional to 113,752.01, 170,555.11 and 47,238.05 is: 70,826.80
Step by Step Solution
- Step 1: Write the proportion equation
113,752.01 : 170,555.11 = 47,238.05 : x - Step 2: Convert to fraction form
113,752.01/170,555.11 = 47,238.05/x - Step 3: Cross multiply
113,752.01x = 170,555.11 × 47,238.05 - Step 4: Simplify right side
113,752.01x = 8,056,690,932.03 - Step 5: Solve for x
x = 8,056,690,932.03/113,752.01 - Step 6: Final answer
x = 70,826.80
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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.