Finding the Fourth Proportional to 201,405.05, 277,946.10 and 110,768.03
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Solution
The fourth proportional to 201,405.05, 277,946.10 and 110,768.03 is: 152,863.80
Step by Step Solution
- Step 1: Write the proportion equation
201,405.05 : 277,946.10 = 110,768.03 : x - Step 2: Convert to fraction form
201,405.05/277,946.10 = 110,768.03/x - Step 3: Cross multiply
201,405.05x = 277,946.10 × 110,768.03 - Step 4: Simplify right side
201,405.05x = 30,787,540,553.45 - Step 5: Solve for x
x = 30,787,540,553.45/201,405.05 - Step 6: Final answer
x = 152,863.80
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1.5x scale
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.