Finding the Fourth Proportional to 157,047.24, 235,481.58 and 107,187.75
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Solution
The fourth proportional to 157,047.24, 235,481.58 and 107,187.75 is: 160,720.69
Step by Step Solution
- Step 1: Write the proportion equation
157,047.24 : 235,481.58 = 107,187.75 : x - Step 2: Convert to fraction form
157,047.24/235,481.58 = 107,187.75/x - Step 3: Cross multiply
157,047.24x = 235,481.58 × 107,187.75 - Step 4: Simplify right side
157,047.24x = 25,240,740,726.65 - Step 5: Solve for x
x = 25,240,740,726.65/157,047.24 - Step 6: Final answer
x = 160,720.69
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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.