Finding the Fourth Proportional to 183,824.10, 275,444.55 and 121,421.70
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Solution
The fourth proportional to 183,824.10, 275,444.55 and 121,421.70 is: 181,939.94
Step by Step Solution
- Step 1: Write the proportion equation
183,824.10 : 275,444.55 = 121,421.70 : x - Step 2: Convert to fraction form
183,824.10/275,444.55 = 121,421.70/x - Step 3: Cross multiply
183,824.10x = 275,444.55 × 121,421.70 - Step 4: Simplify right side
183,824.10x = 33,444,945,516.74 - Step 5: Solve for x
x = 33,444,945,516.74/183,824.10 - Step 6: Final answer
x = 181,939.94
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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.