Finding the Fourth Proportional to 201,281.13, 277,775.22 and 110,643.96
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Solution
The fourth proportional to 201,281.13, 277,775.22 and 110,643.96 is: 152,692.66
Step by Step Solution
- Step 1: Write the proportion equation
201,281.13 : 277,775.22 = 110,643.96 : x - Step 2: Convert to fraction form
201,281.13/277,775.22 = 110,643.96/x - Step 3: Cross multiply
201,281.13x = 277,775.22 × 110,643.96 - Step 4: Simplify right side
201,281.13x = 30,734,150,330.67 - Step 5: Solve for x
x = 30,734,150,330.67/201,281.13 - Step 6: Final answer
x = 152,692.66
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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.