Finding the Fourth Proportional to 201,071.70, 301,607.35 and 51,311.99
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Solution
The fourth proportional to 201,071.70, 301,607.35 and 51,311.99 is: 76,967.93
Step by Step Solution
- Step 1: Write the proportion equation
201,071.70 : 301,607.35 = 51,311.99 : x - Step 2: Convert to fraction form
201,071.70/301,607.35 = 51,311.99/x - Step 3: Cross multiply
201,071.70x = 301,607.35 × 51,311.99 - Step 4: Simplify right side
201,071.70x = 15,476,073,327.13 - Step 5: Solve for x
x = 15,476,073,327.13/201,071.70 - Step 6: Final answer
x = 76,967.93
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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.