Finding the Fourth Proportional to 201,381.48, 277,900.80 and 110,737.62
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Solution
The fourth proportional to 201,381.48, 277,900.80 and 110,737.62 is: 152,814.81
Step by Step Solution
- Step 1: Write the proportion equation
201,381.48 : 277,900.80 = 110,737.62 : x - Step 2: Convert to fraction form
201,381.48/277,900.80 = 110,737.62/x - Step 3: Cross multiply
201,381.48x = 277,900.80 × 110,737.62 - Step 4: Simplify right side
201,381.48x = 30,774,073,188.10 - Step 5: Solve for x
x = 30,774,073,188.10/201,381.48 - Step 6: Final answer
x = 152,814.81
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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.