Finding the Fourth Proportional to 200,845.18, 277,533.12 and 146,302.42
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Solution
The fourth proportional to 200,845.18, 277,533.12 and 146,302.42 is: 202,164.51
Step by Step Solution
- Step 1: Write the proportion equation
200,845.18 : 277,533.12 = 146,302.42 : x - Step 2: Convert to fraction form
200,845.18/277,533.12 = 146,302.42/x - Step 3: Cross multiply
200,845.18x = 277,533.12 × 146,302.42 - Step 4: Simplify right side
200,845.18x = 40,603,767,086.15 - Step 5: Solve for x
x = 40,603,767,086.15/200,845.18 - Step 6: Final answer
x = 202,164.51
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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.