Finding the Fourth Proportional to 73,294.53, 101,146.64 and 39,760.53
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Solution
The fourth proportional to 73,294.53, 101,146.64 and 39,760.53 is: 54,869.63
Step by Step Solution
- Step 1: Write the proportion equation
73,294.53 : 101,146.64 = 39,760.53 : x - Step 2: Convert to fraction form
73,294.53/101,146.64 = 39,760.53/x - Step 3: Cross multiply
73,294.53x = 101,146.64 × 39,760.53 - Step 4: Simplify right side
73,294.53x = 4,021,643,761.25 - Step 5: Solve for x
x = 4,021,643,761.25/73,294.53 - Step 6: Final answer
x = 54,869.63
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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.