Finding the Fourth Proportional to 201,188.18, 277,638.36 and 110,545.13
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Solution
The fourth proportional to 201,188.18, 277,638.36 and 110,545.13 is: 152,551.55
Step by Step Solution
- Step 1: Write the proportion equation
201,188.18 : 277,638.36 = 110,545.13 : x - Step 2: Convert to fraction form
201,188.18/277,638.36 = 110,545.13/x - Step 3: Cross multiply
201,188.18x = 277,638.36 × 110,545.13 - Step 4: Simplify right side
201,188.18x = 30,691,568,599.19 - Step 5: Solve for x
x = 30,691,568,599.19/201,188.18 - Step 6: Final answer
x = 152,551.55
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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.