Finding the Fourth Proportional to 110,709.14, 166,152.27 and 58,149.62
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Solution
The fourth proportional to 110,709.14, 166,152.27 and 58,149.62 is: 87,270.95
Step by Step Solution
- Step 1: Write the proportion equation
110,709.14 : 166,152.27 = 58,149.62 : x - Step 2: Convert to fraction form
110,709.14/166,152.27 = 58,149.62/x - Step 3: Cross multiply
110,709.14x = 166,152.27 × 58,149.62 - Step 4: Simplify right side
110,709.14x = 9,661,691,362.64 - Step 5: Solve for x
x = 9,661,691,362.64/110,709.14 - Step 6: Final answer
x = 87,270.95
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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.