Finding the Fourth Proportional to 151,237.09, 226,606.01 and 87,879.36
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Solution
The fourth proportional to 151,237.09, 226,606.01 and 87,879.36 is: 131,673.99
Step by Step Solution
- Step 1: Write the proportion equation
151,237.09 : 226,606.01 = 87,879.36 : x - Step 2: Convert to fraction form
151,237.09/226,606.01 = 87,879.36/x - Step 3: Cross multiply
151,237.09x = 226,606.01 × 87,879.36 - Step 4: Simplify right side
151,237.09x = 19,913,991,130.95 - Step 5: Solve for x
x = 19,913,991,130.95/151,237.09 - Step 6: Final answer
x = 131,673.99
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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.