Finding the Fourth Proportional to 201,204.41, 301,759.74 and 74,904.12
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Solution
The fourth proportional to 201,204.41, 301,759.74 and 74,904.12 is: 112,338.73
Step by Step Solution
- Step 1: Write the proportion equation
201,204.41 : 301,759.74 = 74,904.12 : x - Step 2: Convert to fraction form
201,204.41/301,759.74 = 74,904.12/x - Step 3: Cross multiply
201,204.41x = 301,759.74 × 74,904.12 - Step 4: Simplify right side
201,204.41x = 22,603,047,776.13 - Step 5: Solve for x
x = 22,603,047,776.13/201,204.41 - Step 6: Final answer
x = 112,338.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.