Finding the Fourth Proportional to 183,400.74, 275,101.12 and 121,056.66
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Solution
The fourth proportional to 183,400.74, 275,101.12 and 121,056.66 is: 181,585.00
Step by Step Solution
- Step 1: Write the proportion equation
183,400.74 : 275,101.12 = 121,056.66 : x - Step 2: Convert to fraction form
183,400.74/275,101.12 = 121,056.66/x - Step 3: Cross multiply
183,400.74x = 275,101.12 × 121,056.66 - Step 4: Simplify right side
183,400.74x = 33,302,822,749.46 - Step 5: Solve for x
x = 33,302,822,749.46/183,400.74 - Step 6: Final answer
x = 181,585.00
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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.