Finding the Fourth Proportional to 201,143.70, 277,580.10 and 110,501.70
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Solution
The fourth proportional to 201,143.70, 277,580.10 and 110,501.70 is: 152,493.33
Step by Step Solution
- Step 1: Write the proportion equation
201,143.70 : 277,580.10 = 110,501.70 : x - Step 2: Convert to fraction form
201,143.70/277,580.10 = 110,501.70/x - Step 3: Cross multiply
201,143.70x = 277,580.10 × 110,501.70 - Step 4: Simplify right side
201,143.70x = 30,673,072,936.17 - Step 5: Solve for x
x = 30,673,072,936.17/201,143.70 - Step 6: Final answer
x = 152,493.33
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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.