Finding the Fourth Proportional to 237,657.65, 356,468.99 and 87,828.03
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Solution
The fourth proportional to 237,657.65, 356,468.99 and 87,828.03 is: 131,735.58
Step by Step Solution
- Step 1: Write the proportion equation
237,657.65 : 356,468.99 = 87,828.03 : x - Step 2: Convert to fraction form
237,657.65/356,468.99 = 87,828.03/x - Step 3: Cross multiply
237,657.65x = 356,468.99 × 87,828.03 - Step 4: Simplify right side
237,657.65x = 31,307,968,708.65 - Step 5: Solve for x
x = 31,307,968,708.65/237,657.65 - Step 6: Final answer
x = 131,735.58
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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.