Finding the Fourth Proportional to 237,823.38, 328,183.74 and 135,828.84
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Solution
The fourth proportional to 237,823.38, 328,183.74 and 135,828.84 is: 187,436.65
Step by Step Solution
- Step 1: Write the proportion equation
237,823.38 : 328,183.74 = 135,828.84 : x - Step 2: Convert to fraction form
237,823.38/328,183.74 = 135,828.84/x - Step 3: Cross multiply
237,823.38x = 328,183.74 × 135,828.84 - Step 4: Simplify right side
237,823.38x = 44,576,816,711.06 - Step 5: Solve for x
x = 44,576,816,711.06/237,823.38 - Step 6: Final answer
x = 187,436.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.